Curioustab

Home » Aptitude » Simplification

If sin3A = x, then value of x is

3sinA + 4sin3A
4sin3A - 3sinA
4sin3A + sinA
3sinA - 4sin3A

Correct Answer: 3sinA - 4sin3A

← Previous Question Next Question→

More Questions from Simplification

If 7x + 6y = 5xy and 10x - 4y = 4xy, then value of x and y is
If A = 0.216 + 0.0080.36+0.04-0.12 & B = 0.729-0.0270.81+0.09+0.27 , then what is the value of A2+B22 ?
If 56 × 75 × 60 × 84 × 210 = 2p × 3q × 5r × 7s , then what is the value of [(p + q)/s] + r?
If (333 + 333 + 333) (233 + 233) = 6x , then what is the value of x?
Which of the following statement(s) is/are true? I. (65)1/6 > (17)1/4 > (12)1/3 II. (17)1/4 > (65)1/6 > (12)1/3 III. (12)1/3 > (17)1/4 > (65)1/6
If P = 7 + 4√3 and PQ = 1, then what is the value of (1/P2) + (1/Q2) ?
If x = (√5) + 1 and y = (√5) – 1, then what is the value of (x2/y2) + (y2/x2) + 4[(x/y) + (y/x)] + 6 ?
If x = 2 +√3, y = 2 – √3 and z = 1, then what is the value of (x/yz) + (y/xz) + (z/xy) + 2 [(1/x) + (1/y) + (1/z)]?
A root of equation ax2 + bx + c = 0 (where a, b and c are rational numbers) is 5 + 3√3. What is the value of (a2 + b2 + c2)/(a + b + c) ?
If x = (a/b) + (b/a), y = (b/c) + (c/b) and z = (c/a) + (a/c), then what is the value of xyz – x2 – y2 – z2 ?

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion