Find the exact value under the given conditions 1) tanx=-7/24, x lies in quadrant 2, cos(y)=...

Find the exact value under the given conditions

1) tanx=-7/24, x lies in quadrant 2, cos(y)= 3/4, y lies in quadrant 1
Find: sin(x+y), cos(x+y), tan(x+y)

2) cos(x)=21/29 x in quadrant 4, sin(y)=-5/12, y in quadrant 3
Find: cos(x+y)

Solutions

Expert Solution

First find the value sinx,siny,cosx,cosy,tanx,tany and then apply the formula

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