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State whether the following are true or false. Justify your answer. sin θ = cos θ for all values of θ.

 State whether the following are true or false. Justify your answer. 
 
sin θ = cos θ for all values of θ.

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5963 Points
3 years ago
Dear Student

The answer is False

sin θ = cos θ,
when a right triangle has 2 angles of (π/4).
Lets take an example.
forθ=0,
sin θ =0 whilecos θ=1.
Therefore, theabove statement is false.

Thanks

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