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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.
| 2551. |
Can i just get the blue print of mathematics |
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| 2552. |
If 25+25 |
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Answer» 50 50 |
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| 2553. |
Find n if n-1P3 :nP4=1:9 |
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| 2554. |
Find the genral solution of the equationCos x +cos2x+cos3x=0Annual exam 2019 |
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| 2555. |
Baynolin thoran |
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| 2556. |
Which term of the AP 9, 14, 19, 24 ..... is 379? |
| Answer» 75th term | |
| 2557. |
Find the value of sin 18° |
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| 2558. |
Find the 3rd term in the expansion of [3x+(2/x)]^4 |
| Answer» 216 | |
| 2559. |
Chapter 1 misceleneous exercise question 15 |
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Answer» In second part, no. Of people who read exactly one news paper =52-(8+3+6+5) =52-22 =30 In first part, no. Of people who read at least one news paper =8+8+10+6+3+5+12=52 |
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| 2560. |
Prove that : 3+2i/2-3i+3-2i/2+3i purely real |
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| 2561. |
1/1+tanx derive it.... |
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Answer» =1/1+tanx=1/1+sinx/cosx=1/cosx+sinx/cosx=cosx/ cosx+sinx by using divide rule u solve this |
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| 2562. |
Cot 180/24 |
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| 2563. |
A plus b ka whole square kya |
| Answer» A plus b ka whole square is equal to a square + b square + 2 Ab | |
| 2564. |
If a,b,c are 3 consecutive integers prove that (a-i)(a+i)(c-i)(c+i)=b^4+1. |
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| 2565. |
Slope of line |
| Answer» y = mx + c | |
| 2566. |
SinA-sin3A+sin5A-sin7A/cosA-cos3A-cos5A+cos7A=cot2A |
| Answer» Simply use the formula of [sin C - sin D]=> -2sin(c+d/2)sin(c-d/2).....hope it helps | |
| 2567. |
Multiplicative inverse of 3i-4 |
| Answer» 29 | |
| 2568. |
Dy /dx find when y=x^2 sin x /1-x |
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| 2569. |
Find the value of :-(1) sin1230°. (2) cot(-315°) |
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| 2570. |
Solutions of CBSE Sample paper 4 |
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| 2571. |
Find the square root of 2-2√3i |
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| 2572. |
Find the value of sin π/8 in full concept . |
| Answer» Here put pie = 180 Then answer is Sin(22.5) | |
| 2573. |
Write the arguments of -i |
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| 2574. |
Miscellaneous exercise on chapter 1 |
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| 2575. |
X3+y2=25 write set of all the possible ordered pair |
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| 2576. |
My cbse guide class 11 maths 4,5,6 sample paper solution |
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| 2577. |
What is the value of sin18 |
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Answer» (√5-1)/4 48 |
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| 2578. |
Solve 2 sin^2x + 14 sin x cos x + 50 cos^2 X = 26 |
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| 2579. |
Answers to miscellaneous exercises are there |
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| 2580. |
Lim x~0 . Sin x - tan x/ x cubeEvaluate. |
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| 2581. |
How to do straight line and limits and derivatives |
| Answer» In both of the chapters, miscellaneous is most important and u can take help of videos on you tube for this and only try to do ncert it will help u | |
| 2582. |
2^-2 |
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Answer» 1/4 =1/2^2 = 1/4 1/4 That is 2power -2 1/4?\u200d♀️ |
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| 2583. |
Sinπx/1-x |
| Answer» 0 Since Sinπx=0 | |
| 2584. |
Example no. 5 statis stics |
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| 2585. |
In case of all hyperbolas, Latus rectum is same, According to class 11 ncert |
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| 2586. |
Evalute : sin square 42°- sin square 6° |
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| 2587. |
Derivation of binomial theorem |
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| 2588. |
2 x square - 3 + 7 iota x minus 3 bracket open 3 - 9 iota is equal to zero |
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| 2589. |
If two dice are rolled once what will be the outcomes |
| Answer» There are\xa036\xa0possible outcomes of rolling two dice:(1,1)(1,2)(1,3)(1,4)(1,5)(1,6)(2,1)(2,2)(2,3)(2,4)(2,5)(2,6)(3,1)(3,2)(3,3)(3,4)(3,5)(3,6)(4,1)(4,2)(4,3)(4,4)(4,5)(4,6)(5,1)(5,2)(5,3)(5,4)(5,5)(5,6)(6,1)(6,2)(6,3)(6,4)(6,5)(6,6) | |
| 2590. |
How to calculate percentage of the class 11th Results ????.? |
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Answer» In my school 25% half yearly +20% internal assessment and project +55 %final exam No but what are percentage weightage of unit tests, halfyearly and final exam exam etc what are their percentage composition in result . How how to add all these all these of subject (Sum of marks obtained in all subject/total marks of all subject )×100 (Sum of marks obtained by you in all subject )/6 |
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| 2591. |
Prove that:sinx + siny+sinz-sin (x+y+z)=4sin (x+y/2).sin (y+z/2).sin (z+x/2) |
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| 2592. |
Differentiate sin√x with respect to x from first principle |
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| 2593. |
Solve sec*2x=1-tan2x |
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| 2594. |
Write the equation of parabola whose focus is at (0,-4) and vertex is at (0,0) |
| Answer» Pata nhi | |
| 2595. |
Find the value of tan 15 |
| Answer» tan(45-30) = tan45 - tan30/1+tan45tan30 = 1-1/√3/1+1/√3 = √3 - 1/√3 + 1 = 2 - √3 | |
| 2596. |
Solve the following system of operations graphically2x+y |
| Answer» Graph cant be send .... | |
| 2597. |
important question chapter5 question no 23 |
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| 2598. |
Find the derivative of sin square x |
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Answer» As sin^2x =sinxsinxUsing formula u.v=u`v+v`usinxsinx=sinx d(sinx)/dx+ sinx d(sinx)/dx= sinxcosx+sinxcosx= 2sinxcosx=sin2x 2 (sinx)cos square x |
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| 2599. |
Find the value of sin 18 deegre |
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| 2600. |
Find the square root of -7-24i |
| Answer» This question came in my paper today....... BTW this is ncert supplementary exercise question page no. 474 | |