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If $a^{3} + b^{3} = 19$ and ab = -6 , then what is the value of a + b?

A) 5	B) 7
C) 1	D) -5

A) 5

B) 7

C) 1

D) -5

Answer & Explanation Answer: C) 1

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

If $\frac{3}{(x + 2) (2 x + 1)} = \frac{a}{2 x + 1} + \frac{b}{x + 2}$ be an identity, then the value of b

A) 0	B) -1
C) 2	D) 3

A) 0

B) -1

C) 2

D) 3

Answer & Explanation Answer: B) -1

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Filed Under: Simplification
Exam Prep: Bank Exams

If a = √2 + 1 and b = √2 - 1, then the value of $\frac{1}{a + 1} + \frac{1}{b + 1}$ will be

A) 0	B) 1
C) 2	D) -1

A) 0

B) 1

C) 2

D) -1

Answer & Explanation Answer: B) 1

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Filed Under: Simplification
Exam Prep: Bank Exams

If $sinA + \sin^{2} A = 1$ then what is the value of $\cos^{2} A + \cos^{4} A$

A) 1/2	B) 1
C) 2	D) 3

A) 1/2

B) 1

C) 2

D) 3

Answer & Explanation Answer: B) 1

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Filed Under: Simplification
Exam Prep: Bank Exams

If $x + \frac{1}{x} = 5, then \frac{6 x}{x^{2} + x + 1}$ value is

A) 3	B) 2
C) 1	D) 0

A) 3

B) 2

C) 1

D) 0

Answer & Explanation Answer: C) 1

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

If $\sqrt{3^{n}} = 2187$ , then the value of n is:

A) 13	B) 14
C) 15	D) 16

A) 13

B) 14

C) 15

D) 16

Answer & Explanation Answer: B) 14

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Filed Under: Simplification
Exam Prep: Bank Exams

The Mongols under ___________ invaded Transoxiana in north-east Iran in 1219.

A) Timur Lang	B) Nadir Shah
C) Ahmed Shah Abdali	D) Genghis Khan

A) Timur Lang

B) Nadir Shah

C) Ahmed Shah Abdali

D) Genghis Khan

Answer & Explanation Answer: D) Genghis Khan

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Filed Under: Indian History
Exam Prep: Bank Exams

Select the related word from the given alternatives.

Square : 90 $°$ :: Equilateral triangle : ?

A) 30°	B) 60°
C) 90°	D) 120°

A) 30°

B) 60°

C) 90°

D) 120°

Answer & Explanation Answer: B) 60°

Explanation:

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Filed Under: Analogy
Exam Prep: Bank Exams

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