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If sina = 3andsin B = 4 Then the value of4 cosA +3 cos B is |
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Answer» Step-by-step explanation:
= 4
= 5 1
4cosA+3cosB sinA= 5 3
sinB= 5 4
cosA= 2 4
cosB= 5 3
⇒ 5 16
+ 5 9
= 5 25
=5 |
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