4sin^2 theta + 4cos^2theta=____,
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8
4 is the answer and i think it helpful
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Answered by
9
Answer:
Step-by-step explanation:
=4sin²∅+4cos²∅
=4(sin²∅+cos²∅)
=4(1).......... since,sin²∅+cos²∅=1
=4
...hope it will help✌..
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