Question

Evaluate sin2 600+ 2 tan2 450 – cos2 300​

Answer 1

Answer:

we know,

tan 45° = 1, cos 30° = √3/2, sin 60° = √3/2

now, put the values

2(1)² + (√3/2)²- (√3/2)² = 2.

Step-by-step explanation:

Answer 2

Answer:

refer to the attachment above for ur answer

Step-by-step explanation:

hope it helps you ^_^

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