Correct Answer is : x is always negative

Trigonometry Practice Test 2

Question : 19 of 22

Marks: +1, -0

If 0 < θ <

π/4

and x=s in θ - cos θ which one of the following is correct?

Solution:

We know that for 0 < θ <

π/4

, sin θ is less than cos θ.
∴ X = sin θ - cos θ is always negative.

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