Question

if x=sin square theta and y=cos Square theta +1,then find x+y​

Answer 1

Answer:

given,

x = sin²∅

and , y = cos²∅+ 1

on adding both ,

we get

x+ y = ( sin²∅ + cos²∅ + 1)

or, x + y = 1 + 1

or, x + y = 2

Step-by-step explanation:

since, sin²∅ + cos²∅ =1

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