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If cos A =3/5, cos B=4/5 and (-pi)/(2) l...

If `cos A =3/5, cos B=4/5 and (-pi)/(2) lt A lt 0,(-pi)/(2) lt B lt 0,` then the value of `2 sin A+4 sin B=`

A

4

B

2

C

`-4`

D

0

Text Solution

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The correct Answer is:
C
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TARGET PUBLICATION-TRIGONOMETRIC FUNCTIONS -CRITICAL THINKING
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