If x=2 sin²A, y = 2 cos² A + 1, then find the value
of x + y.
Answers
Answered by
0
Answer:
3
Step-by-step explanation:
sin^2A+cos^2A=1
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Answered by
2
Answer:
Answer is 3.
Step-by-step explanation:
x + y = 2 sin^2 A + 2cos^2A + 1
= 2(sin ^2A + cos^2A ) + 1
(We know that sin^2 A + cos^2 A = 1 )
= 2 × 1 + 1
= 2 + 1
= 3.
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