2. The value of sin^2 30 ^ 0+ cos^2 30 ^ 0 is a)1 b)2 c)0 d)-1
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Answer:
(a) 1
Step-by-step explanation:
sin²30⁰ + cos²30⁰ = sin²1 + cos²1 = 1
Using the identity [ sin²θ + cos²θ = 1 ]
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