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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.
| 5251. |
Derived xtanx with 1st principal |
| Answer» xSec^2x+tanx | |
| 5252. |
If 3rd term of A.P is 12 and the 7th term is 24 then what is the 10 term? |
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Answer» 33 36 33 |
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| 5253. |
Period of sin 2 thita is |
| Answer» sin (2*0)=0, sin (2*45)=1, sin (2*90)=0, sin(2*135)= -1, sin (2*180)=0, sin (2*x) completes one wave from x = 0 to x = 180, Hence period will be 0 to 180 degree or 0 to Pi radians. | |
| 5254. |
Prove that A-(B-C) = (A-B) U (A intersection C) |
| Answer» | |
| 5255. |
Find the value of x in 4x²+2x+9=0 |
| Answer» -1+√35i/4,-1-√35i/4 | |
| 5256. |
SinA Sin2A +sin3Asin6A-sin4Asin5A=0 |
| Answer» sinA.sin2A+sin3Asin6A-Sin4Asin5A | |
| 5257. |
If (x+iy)^3 = u+iv then show that u/x + v/y = 4(x^2 - y^2) |
| Answer» | |
| 5258. |
Find the derivative of cosx by first principle |
| Answer» -sinx | |
| 5259. |
Given:Sn=1÷3S2nTo prove:Sn=1÷6S3n |
| Answer» | |
| 5260. |
How to find the centre and radius of the circle? |
| Answer» | |
| 5261. |
2nc3:nc3=11:1 |
| Answer» | |
| 5262. |
If LCM and HCF of two numbers are2079 and 27 if one no. is 189 find other |
| Answer» HCF×LCM=A×B2079×27=189×B56133=189×BB=56133÷189B=297 To know whether this answer is wrote or wrong follow this methodA×B=189×297 = 56133HCF ×LCM =56133So by multiplying HCF and LCM ,A and B we should get same answer then ur calculation is rightHope it helps u | |
| 5263. |
Is (log 3)(log 5) = (log 5 )(log3) |
| Answer» | |
| 5264. |
lim x-1 (7+X)^1/3 -(3+x^2)^1/2/ x-1 |
| Answer» | |
| 5265. |
if tanx=3/4,x lies in 3rd quadrant find the value of sinx |
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Answer» -3/5 bcz. Tanx=p/b& p=3, b=4 using pythagoras h=5 & sinx =p/h it is - tive in 3rd quadrant - 3/5 -3/5 |
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| 5266. |
if y=x/x+a, prove that xdy/dx=y (y-1) |
| Answer» | |
| 5267. |
Prove that 1=100 |
| Answer» | |
| 5268. |
Evaluate √-8i |
| Answer» Evaluate√-8i | |
| 5269. |
1,-1,I,and-i are in tabular form then convert them into set builder form? |
| Answer» | |
| 5270. |
Cos36cos72cos288 Equal 1upon5 |
| Answer» | |
| 5271. |
30375/72900 |
| Answer» 0.417 | |
| 5272. |
Conversion of radian and degree measure comes in final exams or not ?? |
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Answer» 2 marks one question is compulsory It can\'t be said. |
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| 5273. |
Isjgsshke |
| Answer» | |
| 5274. |
How many numbers are there between 100 and 1000 such that 7 is in the unit place? |
| Answer» is it 90... | |
| 5275. |
How many branch of mathematics |
|
Answer» Sorry it\'s calculus Calculadora and algebra |
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| 5276. |
What is orthocentre |
| Answer» Point where the altitudes of a triangle meets | |
| 5277. |
Solve equation 1. 9/a^ +4/b^=1 and 1/a^+36/b^=1 |
| Answer» | |
| 5278. |
Show that the points (9,1),(7,9),(-2,12),(6,10)are concyclic |
| Answer» send ans | |
| 5279. |
Using section formula, show that the point A(2,-3,4), B(-1,2,1) and C(0,3/2,2) are collinear |
| Answer» | |
| 5280. |
Find independent term in expansion of (2x-1/x) ^10 |
| Answer» The term is 6th where r=5COEFFICIENT Of the term is 10c5*32 | |
| 5281. |
(1001) 4! |
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Answer» 24024 20024 |
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| 5282. |
Find the square root of 1+¡ |
| Answer» +i is then as -1 so = 1+ (-1) =1-1 =0 so square root of zero is 0 | |
| 5283. |
First principle of sinx |
| Answer» | |
| 5284. |
Prove that Tan 3pie /11+ 4 sin 2pie /11= root 11 |
| Answer» | |
| 5285. |
Model test paper 1& 2 upload solutions all please Sir |
| Answer» | |
| 5286. |
Model test paper 2 upload |
| Answer» | |
| 5287. |
Find the equation of the state line passing through the point: (2,3)and(5,_2) |
| Answer» y-3=2-3/5-2(x-2). | |
| 5288. |
How to find range? |
| Answer» range=higher -lower/higher+lower | |
| 5289. |
What is limits how it can be solved by first principle method? |
| Answer» it can be solve by first principle using formula: f(x+h)-f(x)÷h | |
| 5290. |
Tan 15. Value |
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Answer» break it as tan(60-45) Now use tan(a-b) formula break it |
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| 5291. |
Prove |x+y|^2+|x-y|^2=(|x|^2+|y|^2). |
| Answer» | |
| 5292. |
Prove that parallelogram law by using complex numbers |
| Answer» | |
| 5293. |
Find the derivatives of tan\'2x |
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Answer» 2sec^2(2x) 2secsquarex |
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| 5294. |
Sec8x-1/sec4x-1=tan8x/tan2x proove |
| Answer» Take R.D.Sharma and see ?☺ | |
| 5295. |
Prove that 0/0 is 2 |
| Answer» | |
| 5296. |
Dictonary no:of word deepak |
| Answer» Deepak is a like diya | |
| 5297. |
What is sum of n terms of the series 1.2.3+2.3.4+3.4.5+............. Upto n terms ? |
| Answer» l=n(n+1)(n+2)Sum=n^3+3n^2+3n=[n+1/2]^2+3*n(n+1)(2n+1)/6+3*n(n+1)/2 Then take common and solve it | |
| 5298. |
Find the value of 1/8!+1/9!+1/10! |
| Answer» 101/10! | |
| 5299. |
Find the value of:- 1/8! +1/9!+1/10! |
| Answer» 101/10! | |
| 5300. |
What is the derivative of tan root x |
| Answer» | |