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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.
| 31701. |
(a^2 + b^2)x^2 -2(ac + bd)x + c^2 + d^2 = 0Prove that a/b = c/d. |
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| 31702. |
What will be angle of depression if the given angle of depression is 450.▪️ |
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Answer» 45 degree 450° 45 degrees |
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| 31703. |
What is arithmatic progression ? |
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Answer» Ex-1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17 A sequence in which all term have similar difference b/w a term and its successing or predicing term A sequence in which all terms follow a specific pattern and each succesive term is in same relation with preceding term . ? |
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| 31704. |
Find a quadratic polynomial,the sum and product of whose zeroes are -3 and 2 respectively |
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Answer» X(square)- 1x - 6 X2 + 3x + 2 |
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| 31705. |
If x-y=2 then,(x,y) is equidistant from (7,1) and__?? |
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| 31706. |
Prove that (Sin⁴-cos⁴)cosec² equals 2 |
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| 31707. |
(Sin⁴-cos⁴)cosec² |
| Answer» 1–cot² | |
| 31708. |
✓2 is irrational |
| Answer» Let us assume √2 is rational number.a rational number can be written into he form of p/q√2=p/qp=√2qSquaring on both sidesp²=2q²__________(1).·.2 divides p² then 2 also divides p.·.p is an even numberLet p=2a (definition of even number,\'a\' is positive integer)Put p=2a in eq (1)p²=2q²(2a)²=2q²4a²=2q²q²=2a².·.2 divides q² then 2 also divides qBoth p and q have 2 as common factor.But this contradicts the fact that p and q are co primes or integers.Our supposition is false.·.√2 is an irrational number | |
| 31709. |
Tan theta =24/7 find sin theta + cos theta |
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Answer» Cos - 7/25Add them31/25 H - 25So, sin - 24/25 |
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| 31710. |
The sum of first n odd natural number is dash |
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Answer» That is for n natural number, for n odd natural number, the sum is n² We know that Sn=n/2[a+l] A.p-- 1,3,5,........na=1,d=3-1=2,l=nTherefore, Sn=n/2[1+n]=n^2+n/2 |
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| 31711. |
STANDARD WALO KO KHA KHA SE PRACTICE KARNE KI JARURAT H FOR 70+ |
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Answer» You should practice from ncert ,sample papers and some other additional books like rs agarwal or rd sharma Sample * Ncert + same paper Bhai ncert and educart ke sample paper busss Bhai ncert sai aur exampler bsssss |
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| 31712. |
What is geometric progression? |
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Answer» ? \\frac{123}{124} [tex]\\frac{112}{191}[/tex] If in a sequence of terms each term is constant multiple of the preceding term, then the sequence is called a geometric progression.(G.P), whereas the constant multiplier is called the common ratio.In an A.P, the difference between |
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| 31713. |
All the identities of a&bPlease |
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Answer» Thanks (a + b)2 = a2 + 2ab + b2(a – b)2 = a2 – 2ab + b2 a2 – b2 = (a + b)(a – b)(x + a)(x + b) = x2 + (a + b) x + ab(a + b + c)2 = a2 + b2 + c2 + 2ab + 2bc + 2ca(a + b)3 = a3 + b3 + 3ab (a + b)(a – b)3 = a3 – b3 – 3ab (a – b)a3 + b3 + c3– 3abc = (a + b + c)(a2 + b2 + c2 – ab – bc – ca) Here is your answer hope it helps!!? |
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| 31714. |
Formula of all lesson of maths please send me |
| Answer» I dont know | |
| 31715. |
Which polynomial degree zero? |
| Answer» Undefined | |
| 31716. |
0÷0= |
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Answer» Not defined ? 0 It is an Indeterminant form. 0 0 |
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| 31717. |
Find the quadratic polynomial whose zeros are 3 minus root 3 by 5 and 3 + root 3 by 5 |
| Answer» 25x^2-30x+6 | |
| 31718. |
The HCF of 65 and 117 is expressible in the form 65m-117, then find the value of m |
| Answer» m = 2.. | |
| 31719. |
Can we make a triangle with the use of 5cm,3cm and 8cm length? |
| Answer» No... | |
| 31720. |
In the given figure, DEFG is a square and \uf0d0BAC = 900. Show that FG2= BG x FC |
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| 31721. |
Wha is cumulative frequency? |
| Answer» The frequency in which the frequencies of all the previous observations are also added is known as cumulative frequency | |
| 31722. |
Given:d=5,s |
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| 31723. |
Sample paper should not be shown |
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| 31724. |
Find the roots of equation 2x2 - 3x =0 |
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Answer» 3/2 or 0 3/2 or 0 4/3 |
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| 31725. |
20×7p |
| Answer» 140p | |
| 31726. |
The hcf of two numbers is 18 and lcm is 630 if one number is 36 then other number is |
| Answer» LCM X HCF=Product of to number Than, 630x18= number x36 =11340/36=number =315.answer . . .Ans 315 | |
| 31727. |
ch 12 ex 12.1 ka que 4 |
| Answer» From which book? ????? | |
| 31728. |
Find the centre of the circle passing through (6,-6); (3,-7)&(3,3) |
| Answer» Answer.4,-10/3 | |
| 31729. |
Rspl 2 maths sample question paper 2020 |
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| 31730. |
If cosQ=underroot y2-p2Find sinQ+cosQ |
| Answer» Under root y square minusp square/under root y square minus p square minus 1 | |
| 31731. |
Can i get 1 mark question of all chapters in mathematics |
| Answer» Yeah you can get it in "online test" section of this aap. | |
| 31732. |
Prove that cos^2A-3cosA+2/sin^2A=1 |
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| 31733. |
is 2020 basic mathematics come only from the ncert book. we only do the whole ncert book |
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Answer» Hi..just practice some sample paper of basic too along with text problems Hello... Hlo Hii Shreya In basic the paper will only come from ncert book...... It is enough if you do all the examples and question of the book ...... Yes..if you want to get more marks then also solve helping books. Please tell us quickly |
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| 31734. |
Find mean :- Class. Fi 100-104. 15104-108. 20108-112. 32112-116. 18116-120. 15 |
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Answer» mean=109.92 Abe mean ka formula nhi pta kya |
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| 31735. |
Math ka paper ncert se hi atta h na |
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Answer» only based on cbse About 70% |
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| 31736. |
When ak sneez..the rest of people catch cold |
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Answer» I am agreeing with you Shruti.?? Its an app for studying and solving questions and doubts, not that you guys can\'t talk, but please talk or text on a private app that is meant for texting and not online studying platforms. Ok....u also..bye..good night..sweet dream.tc it\'s ok... ak... take care good night Is this a chatting app? You Shitheads ??? Ruk to jata but... thora to ruk jate Srry yrr but i have to go.... theek h Mera bhi tumhara normal Kaisa gya aaj ka din Ya...u to ok... but u also.. Sad mt ho yrr... thora sad to hu iss baat se but... it\'s ok ak... i understand... don\'t worry.. and do ur best... Are..exam aa rha h ji...or time bhi ni h..so srry kyo yrr???? Vo ye batana tha ki ab mai yaha n paunga... ha ak bolo Khushboo ek baat batane aaya tha tumhe Theek h pain thora km h abb hand kaisa h ab????? Ha ye bhi h Or theek hona hi hoga.. mera order jo h good Mai bhi mai theek hu... tum Hii kaisi ho hii ak????? Hii sis Beacause the germ travel to other one by inhaling and talking from you ???? |
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| 31737. |
Find the value of p for which the points (-1,3) (2,p) , (5,-1) are collinear |
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Answer» The answer is 1... Substitute these values in the area of triangke formula and write equals to 0. Then solve it, you\'ll get the answer. |
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| 31738. |
is Standard mathematics more difficult than previous years paper or of the same level ? |
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Answer» It\'s very esy No, it \'ll be of same level like the previous yrs board papers , only the cbse board hv separated basic mathematics as it \'ll of ncert level ... sometimes figures may get changed. U need only hard practice Difficult Yes |
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| 31739. |
Write one rational number between a and b |
| Answer» A/b | |
| 31740. |
325 can be expressed as a product of its primes as |
| Answer» 5×5×13 | |
| 31741. |
Factorise (5x^2-10xy)-4x+8y |
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| 31742. |
For students who have opted for basic maths, which books should they practice from? |
| Answer» They should refer NCERT thoroughly and go to site www.cbse.online for basic 10 sample papers | |
| 31743. |
If a square plus 2bc,b square+2ca,c square+2ab are in AP prove that 1/b-c,1/c-a,1/a-b are in AP |
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| 31744. |
The total surface area of the solid given figure is |
| Answer» 2πr(r+h)+πr(r+l) | |
| 31745. |
If secA=2x, tanA=2/x. Then find 2(x^-1/x^) |
| Answer» 2(x-1/x ki power??? | |
| 31746. |
If sin theta=1/2 show that 3 cos theta-4cos cube theta=0 |
| Answer» Sin theta = 1/2 => Sin theta = sin 30 => theta = 30 .. 3 × cos 30 - 4× cos cube 30 => 3× (√3/2) - 4(√3/2) 3 => 3√3/2 - 4 × 3√3/8 => 3√3/2 - 3√3/2 => 0 Now, RHS = LHS...So, it\'s prove.. | |
| 31747. |
Os ot mandatory to write question number woth black pen |
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Answer» It depends on you. It isn\'t mandatory. But u can if u want. No. It is not compulsory |
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| 31748. |
QR and PR equation. Q is 0 1 5 - 3 hour is X and 6 |
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| 31749. |
In the given figure ab is diameter of the circle find the value of angle ACD |
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| 31750. |
Class 10maths support material question no.50 |
| Answer» Whose chapter | |