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Q:

3cosA is equal to

A) 4cos3A + 3cosA B) 4cos3A - 3cosA
C) 3cos3A + 3cosA D) 3cos3A - 3cosA
 
Answer & Explanation Answer: B) 4cos3A - 3cosA

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

3cosA is equal to

A) 4cos3A + 3cosA B) 4cos3A - 3cosA
C) 3cos3A + 3cosA D) 3cos3A - 3cosA
 
Answer & Explanation Answer: B) 4cos3A - 3cosA

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Q:

Refer the below data table and answer the following question.

For which of the following pairs of years the total exports from the three companies together are equal? (in lakhs)

A) 2011 & 2013 B) 2013 & 2014
C) 2011 & 2012 D) 2014 & 2015
 
Answer & Explanation Answer: B) 2013 & 2014

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Filed Under: Table Charts
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Q:

Refer the below data table and answer the following question.

For which of the following pairs of years the total exports from the three companies together are equal? (in lakhs)

 

A) 2011 & 2013 B) 2013 & 2015
C) 2011 & 2012 D) 2014 & 2015
 
Answer & Explanation Answer: D) 2014 & 2015

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Q:

tan2Asin2A is equal to

A) tan2A - sin2A B) tan2A + sin2A
C) cot2A - sin2A D) cot2A + sin2A
 
Answer & Explanation Answer: A) tan2A - sin2A

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Q:

2cos[(C+D)/2]sin[(C-D)/2] is equal to

A) sinC + sinD B) sinC - sinD
C) cosC - cosD D) cosC + cosD
 
Answer & Explanation Answer: B) sinC - sinD

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Q:

Refer the below data table and answer the following question.

For which of the following pairs of years the total exports from the three companies together are equal? (in lakhs)

A) 2012 & 2013 B) 2013 & 2015
C) 2011 & 2012 D) 2014 & 2015
 
Answer & Explanation Answer: A) 2012 & 2013

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Filed Under: Table Charts
Exam Prep: Bank Exams

Q:

cot2A + cos2A is equal to

A) (cosecA -­ sinA)2(cosecA + sinA) B) (cosecA + sinA)(cosecA -­ sinA)
C) (secA + sinA)(secA -­ sinA) D) (secA -­ sinA)2(secA + sinA)
 
Answer & Explanation Answer: B) (cosecA + sinA)(cosecA -­ sinA)

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Filed Under: Simplification
Exam Prep: Bank Exams