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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.
| 2701. |
(i)15 |
| Answer» We can get this by 10+5=15 | |
| 2702. |
Cosec 20 |
| Answer» | |
| 2703. |
1/✓x^2-|x|-6 |
| Answer» Limit ka ha ky.. | |
| 2704. |
Lim 1÷h[1÷√x+h-1÷√x] at h=0 |
| Answer» Very easy | |
| 2705. |
Want sample paper |
| Answer» | |
| 2706. |
Wht are the marks carried by each chapter |
| Answer» No | |
| 2707. |
[([email\xa0protected][email\xa0protected])^4] ÷[([email\xa0protected][email\xa0protected])^5] =? |
| Answer» | |
| 2708. |
Solved sample paper 4 |
| Answer» Where are the sample papers ??? | |
| 2709. |
If the roots of quadratic equation x2+x+a exceeds a then A) 2 |
| Answer» | |
| 2710. |
What is thisrelations and functions |
| Answer» | |
| 2711. |
1. If A= {(x, y):x^3 +y^2 = 25 where A=W write a set of all possible ordered pairs. |
| Answer» A={ (0,5) } | |
| 2712. |
lim sinx-tanx÷X³X=0 |
| Answer» Limx-0 sinx(cosx-1)/cosx.X^3Limx-0 (sinx) /x. (cosx-1)/x^2Limx-0 (cosx-1)(cosx+1)/(cosx+1)x^2Limx-0 - sin^2x/(cosx+1).x^2Limx-0 - 1/(cosx+1) = - 1/2 | |
| 2713. |
What is the vitage of all chapters ? |
| Answer» I think u are asking about weightage? | |
| 2714. |
Cot330 |
|
Answer» At 360 no change occur Cot(360-30)-^3\\-root3 |
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| 2715. |
Prove by pmin(n+1)(n+2)(n+3) is multiple of 24 |
| Answer» | |
| 2716. |
How will I improve my maths?? |
|
Answer» Welcome??? Thanku mayank nd harsh☺️☺️☺️ By doing more practice By meditation excercises |
|
| 2717. |
Square root of complex numbers |
| Answer» If u r in good jee coaching then u can easily do it. | |
| 2718. |
Square root 7-30√-2 |
| Answer» | |
| 2719. |
Supplementary question 4,6,8 |
| Answer» Don\'t know, write questions please. | |
| 2720. |
Solve the equation for x: sin2x+cosx=0 |
| Answer» 2sinx.cosx+cosx=0Cosx(2sinx+1)=0Cosx=0 and sinx=-1/2Cosx=0 and sinx=sin120 | |
| 2721. |
Tan(A+B) = |
| Answer» Tan A + Tan B / 1- Tan A*Tan B | |
| 2722. |
5c2 |
| Answer» 5!/2!3!5×4×3×2×1/3×2×1×2×15×210 | |
| 2723. |
TanA=a\\a+1 tanB=1/2a+1 Find A+B |
| Answer» Tan(A+B) =tanA+tanB/(1-tanA.tanB) Tan(A+B) =a/(a+1)+1/(2a+1) ÷ 1-a/(a+1)(2a+1) Tan(A+B) = a(2a+1)+(a+1) / (a+1)(2a +1)-aTan(A+B)=1Tan(A+B)=Tan¶÷4A+B=¶÷4 | |
| 2724. |
Find the equation of circle with radius 17 units and ordinate of centre is -15 |
| Answer» X^2+2x+1+y^2+10y+25=289x^2+y^2+2x+2y=263 | |
| 2725. |
A=1/√1+1/√3+......B=1/√2+1/√4+1/√6......Then A/B= ? |
| Answer» | |
| 2726. |
X power2 cos teta 3x with respect to x find the derivative |
| Answer» | |
| 2727. |
Shortcut formulae of derivative of X ki power n - A ki power n/X-A |
| Answer» | |
| 2728. |
Give me the solution of previous samples paper |
| Answer» | |
| 2729. |
Find the Value of P if the equation x cos ø+y sinø=P is yhe normal form of the line "√3x+y+2=0 |
| Answer» P=1 | |
| 2730. |
Find value of log e |
|
Answer» Log e =1 2.303log10 Log e=1 |
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| 2731. |
Find the value of tan^/8 |
| Answer» | |
| 2732. |
Find the value of tan22.5 |
| Answer» √2-1..... | |
| 2733. |
How we find range of any function in root? |
| Answer» | |
| 2734. |
Evaluate lim x tends to 5 X to the power 4 - 625÷X-5 |
| Answer» =1/4^625x | |
| 2735. |
What are the real numbers x and y ,if (x -iy)(3+5i) is the conjugate of (-1-3i). |
| Answer» | |
| 2736. |
Value of tan 40° |
| Answer» | |
| 2737. |
Find domain and range of f(x)=1/(4-xx) |
| Answer» | |
| 2738. |
Prove that tan20°tan40°tan80°=tan60° |
Answer» tan 40 * tan 80* tan 20=(sin 40 *sin 80) * sin 20 /(cos 40 *cos 80 ) cos 20\xa0now, multiplying numerator and denominator by 2, =(2*sin 40*sin 80) *sin 20 /(2 cos 40*cos 80) cos 20] =(cos 40- cos 120)*sin 20/( (cos 120+ cos 40) cos 20 =(2 cos 40 +1) sin 20 /(2 cos 40-1) cos 20 =(2 cos 40*sin 20 +sin 20) /(2 cos 40 cos 20 -cos 20) =(sin 60 -sin 20 +sin 20)/ (cos 60+sin 20-sin 20) = sin 60/cos 60 =tan 60. |
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| 2739. |
For any two sets A and B ,prove that: P(A) =P(B) |
| Answer» | |
| 2740. |
Sin ^2a +cos^2a=? |
| Answer» 1 | |
| 2741. |
Sin2x prove that is equal to cos2x |
| Answer» | |
| 2742. |
If 3x, x+2 and 8 are three consecutive terms of an A.P. find its 4th term |
| Answer» C. D =10a=-12So, 4 term=a+4d =-12+40 =28 | |
| 2743. |
Find the focus and directix of the parabola 2x+y2=0 |
| Answer» | |
| 2744. |
Find the no. of subsets of the set A=(a, b, c) |
| Answer» No. of subset = 2^ n where n is no. Of elements Therefore, it has 8 subset(Phi),(a) , (b) , ( c) , ( a,b) , (a,c) , ( b,c) , ( a,b,c) | |
| 2745. |
Prove that sinx +sin2x +sin3x=0 |
| Answer» Hence proved | |
| 2746. |
If sin x=3/5 where 0< x |
|
Answer» Cos2x = 1-2Sin square x = 1- 2(3/5)^2 = 1- 18/25 = 7/25 Are ye que mera xam m aaya tha aaj My answer was 7 / 25 |
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| 2747. |
Supplimentry part class 11,compler number |
| Answer» | |
| 2748. |
Write the coordinates of the point of intersect of the parabola y^2=4ax and its la tus rectum |
| Answer» (A,2A) an ( -A,2A) | |
| 2749. |
Find the value of Sin 18° and Sin 36° |
| Answer» | |
| 2750. |
domain and range of f(x)=1/(1-(x^2)) |
| Answer» | |