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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.
| 7351. |
22×2√3 |
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| 7352. |
3 +5 |
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Answer» Seriously such dumb question 8 Hd hai itni math vi ni ati Haha Maths nhi aati Kya...By the way, answer is 8. |
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| 7353. |
2tan y - cot y = -1.prove |
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| 7354. |
The mean and standard deviation from of 100 observation were calculated at 40 and 5.1 |
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| 7355. |
Find the general solution of 2cos^2+3sinx=0 |
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| 7356. |
Integration x2/x6+x3-2 |
| Answer» please answer me | |
| 7357. |
Is cosa positive or negative if a=500radians |
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| 7358. |
Find the derivative of tanx,with respect to x from 1princles |
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| 7359. |
Tanx |
| Answer» sinx/cosx | |
| 7360. |
What is conjugate |
| Answer» It is a change of signs in two terms for ex. 2x+1 the conjugate of this term will be 2x-1 | |
| 7361. |
Find domain and range of |
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| 7362. |
19. Let A and B be sets. If AX = BX = and AX = BX for some set X, Show that A= B. |
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| 7363. |
Sin inverse 1 |
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| 7364. |
Solve tan 20 = √3 |
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| 7365. |
First principal of square root of sin2x |
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| 7366. |
Tanx=_4/3 |
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| 7367. |
What is determine experiment? |
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| 7368. |
Cos1/2+cos3/2+cos7/3+sin2is equal to |
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| 7369. |
Prove that 0!=1 |
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| 7370. |
If Z=4+3i.find z². |
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Answer» 7+24i 24(1+i) Using the formula of (a+b)^2Z^2=(4+3i)^2 =(4)^2 + (3i)^2 +2*4*3i =16 - 9 + 24i =7+24i 7+24¡. |
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| 7371. |
formulas of statistics |
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| 7372. |
What is 24x= 6 |
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Answer» 1/4 X=1/4 |
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| 7373. |
The ratio of the sums of m&n terms of an ap is m8 |
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| 7374. |
Definition of integers rational number |
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| 7375. |
If f( x)=y=ax-b|cx-a,show that f(y)=x |
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| 7376. |
Sinx +cosx /Sinx -cosx |
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Answer» = (sinx/cosx)+(cosx/cosx)/(sinx/cosx)-(cosx/cosx= -(tanx+1)/-tanx+1= -(tanx + Tan45)/(1-tanx*1)=-(tanx+tanx)/(1-tanx. tan45) multiple. ÷d by minus=-{ tan(x-4t) } 1 |
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| 7377. |
ABCD is a square A=(1,2) B=(3,-4) if line CD passes through (3,8) then mid point of CD is.... |
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| 7378. |
If A=(-1,1)findA×A×A |
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Answer» (-1-1-1)(-1-11)(-11-1)(1-1-1)(111)(11-1)(1-11)(-111) (-1,-1,-1)(1,-1,-1)(1,-1,1)(-1,-1,1)(1,-1,1)(1,1,1) |
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| 7379. |
How to find square root of 3-7i |
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| 7380. |
Convert 3 (cos5pi/3 - isinpi/6 into polar form |
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| 7381. |
Prove that tanx +2tan2x +4tan4x +8cot 8x = cot x |
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| 7382. |
Cos 60 geometrically |
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| 7383. |
Find the sum of n terms of the series 1square +(1square + 2square |
| Answer» Using the formula: sum of n terms in case of square=n(n+1)(2n+1)/6 | |
| 7384. |
limx-0 (e^x-1)/(√1-cosx) |
| Answer» Wrong question | |
| 7385. |
A cube+B cube= |
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Answer» (a+b) (a sq - ab + b sq) (A+B)cube -3AsqB-3ABsq |
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| 7386. |
Cos square (5x-3) |
| Answer» Apply cos(A-B)×cos (A-B) | |
| 7387. |
What is the vertex of parabola |
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Answer» For a normal parabola it is (0,0)For inclined & shifted it could be in the form (x,y) where x & y are integers.... (0,0) in all the four eqns. |
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| 7388. |
lim x- pi/4 ((tanx-1)/(x-pi/4)) |
| Answer» Consider x-pi/4 =h X-pi/4, then h-0Now proceed | |
| 7389. |
Tan ( 90 +45) |
| Answer» -cot 45 | |
| 7390. |
What is abintio rule |
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| 7391. |
What is the value of sin18° |
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Answer» √5-1/4 Let θ=18°5θ=90°2θ+3θ=90°Sin2θ=sin(90°-3θ)Sin2θ=cos3θ2sinθcosθ=4cos(cube)θ-3cosθ2sinθ=4cos(square)θ-32sinθ=4(1-sin(square)θ)-34sin(square)θ+2sinθ-1=0(Sinθ=sin18°)Sin18°=-2+_under root 4+16÷2×4Sin18°=under root 5-1÷4 Can not be able to find |
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| 7392. |
If two rows of a determinant are identical then what is the value of the determinant? |
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| 7393. |
How many 4 digit number are there with no digit reapeted |
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Answer» 9×9×8×7 is right ans For thousand\'s place we have 10 choices For hundred \'s place we have 9choices For ten\'s place we have 8choices For unit\'s place we have 7 choices => No. of 4 digit no. = 10×9×8×7 = 5040 For unit\'s place we have 10 choices , For ten\'s place we have 9 choices , For hundred\'s place we have 8 choi 4×4×4×4=256 |
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| 7394. |
if a,b,c are G.P. ,prove that |
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| 7395. |
What is the mean of € this in function and relation chapter |
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| 7396. |
Find derivative of limx tends to π sinx/x-π |
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| 7397. |
What are the real numbers of X and y , if ( x-iy)( 3+5i) is the conjugate of (-1-3i). |
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| 7398. |
9th ckass |
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| 7399. |
Cosx * Cos2x * Cos3x = 1/4 (prove it ) |
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| 7400. |
Evaluate lim x-0 (a+x)²sin(a+x)-a²sin a /x |
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