Find y if sin(y+6)=cos 2y if y is acute
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0
Answer:
Answer is 2
Step-by-step explanation:
(y +6 ) 2y
3y = 6
y = 6/3
y =2
Answered by
0
Here is Your Answer :-
sin(90-y) = cos(y)
—> sin[90-(y+6)] = cos(y)
—> cos(-y-6) = cos(y)
—> Cancel “cos” on both sides..
—> -y-6 = y
—> y+y=6
—> 2y=6
—> y=3
Hope it Helps You..
sin(90-y) = cos(y)
—> sin[90-(y+6)] = cos(y)
—> cos(-y-6) = cos(y)
—> Cancel “cos” on both sides..
—> -y-6 = y
—> y+y=6
—> 2y=6
—> y=3
Hope it Helps You..
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