If x = a sin and y = cos then find the value of x 2 + y 2
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x 2 + y 2
= a sin 2 + cos 2
= 2 ( a sin + cos )
= a sin 2 + cos 2
= 2 ( a sin + cos )
i don't know
Answered by
1
asin2+cos2=a×1=a
is it correct
is it correct
i m also trying by this method
but i m not sure ...
yes it is the correct answers hit thanks and be sure
thnku for ans.
ur welcome
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