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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.
| 28851. |
Prove that under root3 is an irrational number |
| Answer» Pg no 13.Ncert. The answer is there | |
| 28852. |
Prove that root 3 is irrational no. |
| Answer» You can see ncert.. | |
| 28853. |
Find the value of x for which the number ( 5x+2),(4x-1)and (x+2) are in A.P |
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Answer» Hope it\'s useful (4x-1)-(5x+2)=4x-1-5x-2=-x-3-equation 1(x+2)-(4x-1)=x+2-4x+1=-3x+3-equation 2Equate 1 and 2,X=3 Common difference is equal,,, then find |
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| 28854. |
the mean of the numbers 4,5,12,8,20,X,5 and 1 is 7. find X |
| Answer» | |
| 28855. |
alpha cube + beta cube=? |
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Answer» (a+b)(a^2+b^2-2ab) Use identity ( alpha + beta) ( alpha2 + beta2 - alpha beta) |
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| 28856. |
Cos 60 |
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Answer» 1/2 1/2. Cos 60=1/2 |
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| 28857. |
What is radian? |
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Answer» Moron ab sochta hu india me itni illiteracy kyu hai..??? teko dekhr pta chl gaya ??? Tumko nhi aata to chup kar tereko de raha hu Are yar kya ...jata hai....han nn. ...jo aata hai deta hun Can u explain it clearly.. Sudhanshu answer nhi aata toh kam se kam galat answer toh mt de ?? It is math question about circle Angular measurement A noble elements |
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| 28858. |
Determine the ratio in which the point ( -6,a |
| Answer» Next?? | |
| 28859. |
What is the formula of finding last from end of an appointment ? |
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Answer» Nae yr hm mentor class join kiye hai school sae only register hu Do u know sudhanshu shekhar? Don\'t tell lie...my freind I. .know everything ? Nae Usime padhta hai nna tu? FB pr ho Ha Abe yar may flower school janta ho na??? L-(n-1)d |
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| 28860. |
Prove that asec² - 5tan² = 5 + 4sec² |
| Answer» | |
| 28861. |
If the common difference of an ap is minus 6 find a 16 minus a12 |
| Answer» -24 | |
| 28862. |
Aap sabka board ka centre kanha pada hai |
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Answer» I\'m from gwalior Okay I m from delhi Ji I m from Delhi Ok I am from Punjab and U I m from Meerut.. Ok ji I am also from Delhi Aap Sab Kaha se ho ???? I m from Delhi At Shaahkot Haji aa pta chel gya Hamara pta chl gya.. But skool me nhi hoga exam Abhi pta nhi hai |
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| 28863. |
Find the value of K which the point (-4,k)is equals to 10 from (2,4) |
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Answer» Or k= -8 K=12 |
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| 28864. |
if the root of the equation (a²+ b²)x² -2(ac+bd)x + c²+d²) are equal then prove that a/b =c/d |
| Answer» If roots are equal then it is equal to b square -4ac =0 put the values of b ,a and c in this equation | |
| 28865. |
The ratio of height and shadow of a tower is 1:1/root 3 what is angle of elevation of the sun |
| Answer» | |
| 28866. |
In what ratio the line segment joining (4,3) and (2,-6) divide by x axis? |
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Answer» Use section formula =1:2 |
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| 28867. |
1+3tan20tan70tan45tan10tan80 without using trigonometry table |
| Answer» 4 | |
| 28868. |
R makha koi h kkk |
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Answer» Koi friend bn jao batao Krwade kaam Ha ... khae kuch kam h ke |
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| 28869. |
Tan30 value |
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Answer» 1/root 3 1/Root3 1/√3 1 /under root 3 1/√3 |
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| 28870. |
In what no.qest. Can come from ncert text book (mathematics) in board |
| Answer» | |
| 28871. |
In AP the 21st term is 25.Find the sum of 41 term. |
| Answer» 1025 | |
| 28872. |
Sin 60 degree |
| Answer» √3/2 | |
| 28873. |
Decimal expansion of17/500 |
| Answer» 0.034 | |
| 28874. |
THREE BELLS TOLL AT INTERVAL OF 9,12,15 MINUTES. IF THEY START TOLLING TOGETHER |
| Answer» LCM of 9,12,15 | |
| 28875. |
If three cards are drawn one after another from a pack find p(jack gueen king of heart) |
| Answer» | |
| 28876. |
Simplify (Sec©+tan©)(1-Sin ©) |
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Answer» R king please give whole Sol. to me Cos |
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| 28877. |
Sn=693 a=63 d=-3 n=? |
| Answer» 211 | |
| 28878. |
What is corrosion |
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Answer» The gradually eaten up of elements by action of air nd water known as corrosion Formation of layer of oxide, carbonate or sulphide etc on surface of metal Oxidation of metal surfaces due to whuch they convert into metal salts which causes weakening of metal |
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| 28879. |
Derrive sin30 |
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Answer» 1/2 1/2 |
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| 28880. |
use euclide lema to find hcf of 504 and 980 |
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Answer» 28 28 |
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| 28881. |
Vyshnavi where r u |
| Answer» Bat abi krni h kya? | |
| 28882. |
Aap sab kaha se ho |
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Answer» Shudansu i am also from Patna Hii I am from ajmer Saharsa Patna From haryana |
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| 28883. |
Uttrakhand sai hai koi mere sath ka |
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Answer» Mai roorkee or app Yes\'s??? What do you mean by axa Pre board hogy Axa Naa Naah Hii deepak Nahi mai kolkata se hu |
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| 28884. |
Seven yers ago Pinku was three years older than Tinkuwhat is difference in Thier ages now? |
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Answer» 3 yaar bahut samajdari vala prashna tha 3 |
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| 28885. |
Area thm simple si bta do |
| Answer» | |
| 28886. |
Find the value of k, if the quadratic equation (3x)^2-k√3x+4= 0 |
| Answer» 2 | |
| 28887. |
SST exam on 17 |
| Answer» | |
| 28888. |
What is the value of sin thita |
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Answer» Sorry my mistake1/ cosec thita Perpendicular/ Hypotenuse Or1/Sec thita |
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| 28889. |
The sum of two numbers is 9 and the sum of their reciprocals is 1by 2. Find the number. |
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Answer» 63 or 36 Let the first no. be x and Therefore second no. =( x-9){suppose x is greater)}A. T. Q. x+1/(x-9)=(x-9)x+(x-9) /(x-9)x2 -9x+x-9x2-8x-9By quarditic formula x=8-10/2 and8+10/2x=-1 (not possible) Therefore x=9 Number =9and9-9=0 |
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| 28890. |
dived and multiply |
| Answer» Kya | |
| 28891. |
prove 2+2=5....its soul of maths |
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Answer» wrong...it is 100% wrong 2+2=5....2+2=6-1.....2+2+1=6....5=5+1..........5-1=5.......4=5...…...2+2=5...hence proved and sorry 2+2=5..... 2+2=4-1........ 2+2+1=4........ 5=2+2. hence proved proving doesnt me u let me totally wrong ( 2+2) ×0 = 5 ×0.... multiply both sides with 0 .... so 0=0 |
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| 28892. |
100-100/100-100=2 prove it. |
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Answer» do u know the answer of it?if yes,then tell us *it Why not but it is impossible to send you here . You prove and send Don\'t know |
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| 28893. |
Write the sum of first fifteen natural numbers . |
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Answer» How 120 |
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| 28894. |
If first class interval has highest frequency then what we will take fo for calculating mode |
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Answer» There is never such case. We will take f1=first frequency, f2=2nd frequency. F0=0. If you got this information please sent me |
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| 28895. |
3n^2+5n-164= |
| Answer» | |
| 28896. |
3n^2+5n-16= |
| Answer» | |
| 28897. |
Solve:- Sin A. Sin A --------------. +. ---------------. =4 where 0° |
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Answer» Excuse me what is this? Can you. Give me your WhatsApp no for send my question Bhai question bhut long h isme support hi nhi kr rha Kya pta Where is the question |
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| 28898. |
Prove that the point of A(0,-1) B(-2,3)C(6,7) and D(8,3) are the vertices of the rectangle of ABCD |
| Answer» | |
| 28899. |
If the mean of first n natural number is 5n/9 then what is the value of n |
| Answer» | |
| 28900. |
Why i have Hack da cbse exam |
| Answer» | |