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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 31551. |
Find the value of discriminant for the equation x+1/3=3. |
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Answer» 109 Haan right .. x + 1/3 - 3 = 0 (3x+1-9)/3 =0 3x-8 =0×3 3x-8=0 ...dekho...aise 3 aayega???? Sorry bro my answer is wrong.... check aadya\'s answer its correct sorry again for the inconvenience. X k saath 1 hai usse 3 se multiply ni kiya both sides b= 3 h...1 kaise hoga? Which is right? Controversial answers? D = 1 1² - 4 × 0 × (1/3-3) Ops 1²- 4 × (1/3-3) Discriminant = b²-4ac x + 1/3 - 3 = 0 => 3x-8 = 0 D= b^2 - 4ac 3^2+ 4×0×8 => 9 Sorry...it\'s wrong.. D = 1/9 + 12 = 109/12 |
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| 31552. |
Meine mathematics basic liya hai kya ki mujhe main questions bata sakta hai ... |
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Answer» Hii shreya ... For all main questions and examples of maths basic and Standard, S.st Both Hindi/English... 8076249010 kya koi group mein aana chahta hai...!!! Call on this... Yrr maine bhi basic liya h To solve all ncert math question Hi diksha sis Solve the basic cbse sample papers.many new questions are there.?? Ncert cmplt kr lo Hye shreya sis ??...ncert pr focus kri zada .. ncert k examples bhi krriye!!... .... Baki question paper hmne ni bnaya hme ni pta konse questions ayenge? A cylinder, a cone and a hemisphere have same base and same height. Find the ratio of their volume. |
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| 31553. |
Prove that 2 is irarational number |
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Answer» Aadya 2 is a rational number..it isn\'t irrational... Dev u are ready ryt. √2 can be proven by contradictory method Ys thats correct. Yrr 2 nii ho pyega irrational prove root 2 ho jayega We can do by contradiction method |
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| 31554. |
Anyone solve trigonometry....how can i tell u question??? |
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Answer» U can just type it the same way ? Say pls |
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| 31555. |
If the sum of first three numbers AP is 18 and fst snd third numbers AP is 5,find the |
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Answer» Qtion complete karo bhai Complete the question |
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| 31556. |
Find the maximum and minimum value of 3cosx + 4sinx + 8 |
| Answer» Minimum value of an equation of the form a cosx+b sinx+c is{tex}c-\\sqrt{a^2+b^2}{/tex}Here,c=8 a=3 b=4=> minimum value=\xa0{tex}8-\\sqrt{3^2+4^2}{/tex}=> minimum value= 8 - 5= 3 | |
| 31557. |
Determine the AP whose 3rd term is 5 and the 7th term is 9 |
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Answer» Long solve hai so, watsapp 7484803150 a3= a+2d=5 (i)a7=a+6d =9 (ii) From i and ii we get d =1 so in (i) a+2d=5 a+2(1)=5 so a=3 Now A.P 3 ,4,5,6 ------ and so on |
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| 31558. |
Devide the line segment of length 8cm in the ratio 2 is to 5 |
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Answer» hlo Construction is possible Right Construction is not possible here? |
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| 31559. |
Given that HCF of 306, 656 equal to 9 find LCM of 306 and 657 |
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Answer» 22138 306×656=HCF×LCM200736 =9× LCMLCM =200736÷9LCM =22304 HCF*LCM=product of two numbers.9*LCM=306*656.LCM=22304. |
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| 31560. |
If the product of two positive integers is 180 and HCF is 3, then write their LCM |
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Answer» 60 HCF*LCM=Product of two numbers.3*LCM=180LCM=180/3=60 LCM=60 |
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| 31561. |
Given that HCF (3 note 6 |
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| 31562. |
If sinA =20/29 and cosA = 21/29 Find sinA^2 + cosA^2 And cosA^2 - sinA^2 |
| Answer» Sin^2 + Cos^2 => (20/29)^2 + (21/29)^2 => 400/841 + 441/841 => 841/841 => 1. Cos^2 - sin^2 => (21/29)^2 - (20/29)^2 => 441/841 - 400/841 => 41/841.. | |
| 31563. |
Please send me rspl/2 of maths pre board paper for class 10 |
| Answer» rspl???? | |
| 31564. |
Form a quadratic polynomial whose zeros are 7+√5 and 7-√5. |
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Answer» Are aap ne kya pucha hai Thankzzz guysss Mai ni puchunga ab sorry Koi ni batata kese lagate hai? Sorry... Mine previous answer is wrong??..right answer is x^2-14x+44 ...? x^2_14x+44 x^2 - 14x + 24.. ? ???? |
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| 31565. |
tan० - cot ०___________= sec ²० - cosec²०sin० - cos० =tan²० - cot²० |
| Answer» tan∅+cot∅ | |
| 31566. |
PT = 2 cm TR=4cm ST parallel to QRFind the ratios of area of triangle PST and triangle PQR |
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Answer» ??\u200d♂️ ?. Haan koi baat ni unhe acche se ni pata tha Pta nhi ????meko to nhi lag rhi ??? Haan ye bura maanne wala hai? Aadya ?ye sad wli emoji h kya? Sorry yrr?\u200d♂️?\u200d♂️ Arre aap sad kyu hogyi ??? Diksha ???? ? Haan lelo NP Bura lga ho toh wps le lete h??? Kya hua ? Compliments kyu? Wah bro..?? Wah buddy? Tap here for answer |
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| 31567. |
Value of pie is |
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Answer» 22/7 or 3.14It is non terminating and non repeating. Can u cook that??? Maths pie??? which pie u want...Apple pie or banana pie??? Yes this is correct 22/7or 3.14 22/7 or 3.14.......? Yes now correct No it is wrong 22/7 What is that 180 Jznsmdn 22/7 or 3.14 |
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| 31568. |
if 3x, 3x+10, 3x+2 are in ap then the value of x is |
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Answer» All real Not defined |
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| 31569. |
What is numer system |
| Answer» a system in which there is numbers? | |
| 31570. |
Prove that sin 30 is 1/2 |
| Answer» Draw a equlateral triangle with side 2a . Now draw its median which is angle bisector also . It divides side of triangle in two equal parts each of a. now upple angle is 30 median subtend right angle and third angle is 60 . Use formula for sin =p/h | |
| 31571. |
Can we apply any mean method to question cbse does not ask |
| Answer» yeah we can use any of the three mean methods....but sometimes for easy calculations we use assumed mean method? | |
| 31572. |
If 4 balls |
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| 31573. |
why voltmeter connect in parallel |
| Answer» If voltmeter is connected in series, it will change the value of potential difference by minimising the current in the circuit, it has very large resistance anf will give faulty reading. So to prevent these, a voltmeter is connected in parallel. | |
| 31574. |
Who wants 95 + percentage in 2020 examination |
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Answer» Me to Me Nikhil....phar k hi ....chatting kr rhe h.....ab thodi der baad padhenge. Padh lo bhala ho jaiga Ha..?? Ha????? Shreya ????????????? Arey..inhe toh ladkiyo se zyada sharam aa rhi h..?? ?? Aa to rhi h ????? Are mujhe sarm ni aa ri aadya....???? Mai kyu sharmau cool ke saath..?????? Yes my 3rd option.......cool k saath rhke ab sarmao v..... Areh...ab to doctor ko bhi sharam aane lgi ?????? Dr.cool...opt 3 ko bhi sharam aane lagi..?? ???????????? Jitna man karega doctor ???????? Aadya ke saath rehke mujhe bhi zyada sharam aane lagi..???? Aadya kitna sarmaogiii?......???? Hmm main bhi kr dungi?????? Hope never gets wasted Agar mil jaenge thanks karne se to meko bhi bta do..??mai bhi kar dungi ??????? ???? me too Thanks krne se mil jayenge 95+..?? I want ?\u200d♂️?\u200d♂️ Those who want to get 95% and above hit thanks and like button ??I want...? Me |
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| 31575. |
Find the sum of 11 terms of an ap whose middle term is 30 |
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Answer» Thanks guys me confuse ho gayi thii Baad me common aa jaayega Bro waha pe solve mat karo means a+5d=6 hi rhene do In this we have a6 =30 so,a+ 5d =30, a=30-5d, S6=n\\2(2a +(n-1)d), 11/2(2×(30-5d)+(11-1)d),11/2(60-10d+10d),11/2×60,330 330 |
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| 31576. |
What is the blueprint of maths in ch AP |
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| 31577. |
X=asecthetacosthetaY=bsecthetasinthetaZ=ctanthetaThen x2/a2+y2/b2= |
| Answer» sec2theta | |
| 31578. |
Explain the probalitiy of cards |
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Answer» 52 52 52 |
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| 31579. |
What is problity |
| Answer» It is a concept which numerically measures the degree of the certainity of the occurence of events. | |
| 31580. |
2-2=?? Itss too hard ??? |
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Answer» 0 Koiiii h??? Bestie ji gyi aap Abhi justt???? Bestie agar aap permission de to aabhi line me lata hu isko Hmm ankesh niche jakr dekho kya kya bola h use Mil gya haiwaan.. Shi naam h fd uska Mai bhi dhund ti hu..? Thikk koshish zarrii h Or dhunde...? ?????shukriya shreya.. ?????????????? Kya name h zainab..?? Besharmo ka besharam...... Ssssssuuuuuuurrrrraaaaajjjj nick name gutter,bndar,chamgadar,etc????????? ???? Hmm aadya?? Yes zainab ?????? Lekin uss janwar ko smajh hi ni aa rha?? Bola m ne..... Ryt adu Ohk bye To jao bolo usko ???yha kyu gussa dikha rhe ho ?????? Suraj p gussa aa rha h. Oooooo ???????? Sbse jyada to tm sharma rhe ho..???? Yrr mai ja rhi complain krne yha ek alg variety ka janwar ghum rha h jo khud ko lover bta rha h jbki wo gutter h gutter?????????? Kya hua......jada mt srmao sb.????????????? Areh shreyas ???????? ???????? Ha...???? Shreya or aadya ???????????????????????? ??? Mai bhi hu aadya ke saath..?? ? Ab hasi aa rhi h to kya karu..?? ??????????? Hso mt pls ? Aata hu niche. Zuban khich do uski. Shreyas ?????????? Bot bol ra h..... Hehe??? Suraj...aa gya....pgl.... Hn...shreyas...? Zainab mai toffee dene k dar se na bhagi ???? Bolo shreyas...kyu rukne ko bol rhe the..?? ??? Shreya..... Gn to all off uuu??? Byee gyzzz Bye.. bestu Bye bye dono bestie Aadya ...ruko Waise byee Toffy dene ke dr se bhg rhi aadya??? Bye adu Bye..?? Meko aap smjhaogi iske badle mujhe toffy deni pdegi gndi baat shinchan????? Naa do adu bt maine toh diya n Shyad 0 hi hoga.....???????????? daar lg ra h. Mujhe bhi ni deni??? Mai apni toffee kisi ko nhi dungi ??????????? Maine apni toffee ki baat ki h.....sharing izzz caring Hayyee bachpan vo vi kya din the.......jb hum pencil kaise pakadte h vo sikhte the Aree wahh btt main kiu duu apni toffy?????? Mai batau......mere pass 2 toffee h...usme se maine 1-1 toffee dono bestie ko de di....aur mere pass 0 toffee bachi Yeah plzz hme bhi sikha do ???????? Shreya..ur answer is right..wow ?kaise solve kiya?? ??? ,???shreya yrr pta ni kya hoga???????? 0...??galat ho toh bta dena... Koi nhi?? Sorry...shreya 2 ..mai chali gyi thi ????? Abhinav.. Yrr jldi solve kro.. ??? Maybe 0..solve krna padega..?? Are yrr pta.. H.. Agr boards walo ne aesa ques. Pucha to hmara kya hoga aadya,????? Aadya reply q ni kr rhi.... Wahh aap aa gyi..,??? ?????zero..??? |
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| 31581. |
is there some issue if we get the ans of median in graph and mathematical calculation different |
| Answer» It may be but generally the answers are same | |
| 31582. |
I want 3 set sample paper standerad |
| Answer» You could get it | |
| 31583. |
hello students, anyone hv any questions? feel free to ask me like most expected questions. |
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Answer» . Thanks for asking...but I don\'t have questions to ask...☺ Hii.. Hlo |
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| 31584. |
Heridty is of how many types |
| Answer» Heredity is of four types. The molecular basis for genes is DNA. DNA is composed of chain of nucleotides which are of four types-:1. Adenine2. Cytosine3. Guanine4. Thymine | |
| 31585. |
Root 3 × sinA = cosA .find the value of A |
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Answer» Mr. Brainly Buddy, cot/root 3 isn\'t 30degrees. √3 sinA = cosA√3 = cosA/sinA√3 = cotA (as cosA /sinA = cotA)A = cot-1√3A = 30⁰ |
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| 31586. |
If tanA= 3 cotA, then angle A is equal to? |
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Answer» A = 60° SinA/cosA=3cosA/sinASin²A/cos²A=3Sin²A=3(1-sin²A)4sin²A=3Sin²A=3/4A=60° |
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| 31587. |
10÷15=30÷1 |
| Answer» Hi to | |
| 31588. |
What is the value of tan 90 |
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Answer» It\'s not 1 . It\'s actually undefined or infinite. undefined 1 Infinity~ 1 is the answer Infinite i.e 1/0 The answer is 1. 1 |
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| 31589. |
Integrate log(sin³x cos⁴x)dx , lower limit = 0, upper limit = π/2. |
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| 31590. |
Bpt theoram chapter 6 triangles |
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| 31591. |
Solve for x 9 raise to the power x + 2 2 - 6 into 3 raise to the power x + 1 + 1 is equal to zero |
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| 31592. |
9.1 |
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| 31593. |
Is optional exerecises will come in exam ? |
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Answer» Definitely they will come for standard maths bro Optional exercise will come in exam of any few chapters Yss.....for standard one... Maths* Yes.. Possible in standard mathes Any of few chapters |
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| 31594. |
x+1=y-2x-1=y+3 find x and y |
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| 31595. |
Few days are leftover how can i complete whole syllabus |
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Answer» Don\'t panic Nd complete ncert thoroughly Study at least 5-6 hrs in a day..Study multiple subjects...Study that topics which u think r hard...Also study early inthe morning... |
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| 31596. |
(b+a)=90 find √cosa cosec-cosa sinb |
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| 31597. |
Which is the best sample papers for maths board 2020cbse |
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Answer» Educart and Oswal.. Oswal and ariharnt |
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| 31598. |
Tan +sin =l prove that sec=lsp+ l by 2l. Include thita |
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| 31599. |
given two circle with line segments AB and CD touch the circle at distinct point prove AB =CD |
| Answer» I think there should be some corrwctions in the question, shouldn\'t it? | |
| 31600. |
1+secA by secA=sin^2A by my 1-cosA |
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Answer» Solving LHS(1+secA)/secA × (1-cosA)(1/secA+1)(1-cosA)(CosA+1)(1-cosA)1-cos²A= sin²A = RHS To prove 1+secA/secA = sin²A/1-cosA ,or(1+secA)(1-cosA)/secA=sin²A |
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