Question

Evaluate sine 45+ cos² 45.​

Answer 1

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Answer 2

Answer:

(√2+1)/2

Explanation:

sin 45 = cos 45 = 1/√2

sin 45 + cos²45

= 1/√2 + (1/√2)²

= 1/√2 + 1/2

=(2+√2)/2√2

= (√2+1)/2