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Q:

If ${cosec}^{4} A - {cosec}^{2} A = x$ , then value of x is?

A) tan4A + tan2A	B) cot4A + cot2A
C) cot4A - cot2A	D) tan4A - tan2A

Answer & Explanation Answer: B) cot4A + cot2A

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Q:

Factors of $48 x^{3} - 8 x^{2} - 93 x - 45$ are

A) (4x + 3)(4x - 3)(3x - 5)	B) (4x - 3)(4x - 3)(3x- 5)
C) (4x + 3)(4x + 3)(3x - 5)	D) (4x - 3)(4x + 3)(3x + 5)

Answer & Explanation Answer: C) (4x + 3)(4x + 3)(3x - 5)

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Q:

On dividing $111 a^{2} b^{2} c^{2}$ by $37 a^{2}$ , we get ______.

A) 2c2	B) 2b2
C) 3	D) 3b2c2

Answer & Explanation Answer: D) 3b2c2

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Q:

$∆ XYZ$ is right angled at Y. If tanX = 24/7, then what is the value of cotZ ?

A) 25/7	B) 24/25
C) 7/24	D) 24/7

Answer & Explanation Answer: D) 24/7

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Q:

What is the simplified value of $\sqrt{12} - \frac{1}{\sqrt{3}}$ ?

A) 5√3	B) 5/√3
C) 3√5	D) 3/√5

Answer & Explanation Answer: B) 5/√3

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Q:

What is the value of $x^{3} - \frac{1}{x^{3}} + 8$ when $8 x - \frac{8}{x} - 16 = 0$ ?

A) 6	B) 8
C) 16	D) 22

Answer & Explanation Answer: D) 22

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Q:

What is the value of ${(- 7776)}^{\frac{2}{5}}$

A) 16	B) 36
C) 64	D) 21

Answer & Explanation Answer: B) 36

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Q:

If $a^{2} + b^{2} = 80$ and ab = 32, then calculate the value of a-b/a+b.

A) 0.337	B) 0.339
C) 0.333	D) 0.335

Answer & Explanation Answer: C) 0.333

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