Question

If tan A = 1, then 2 sin A cos A = _______

Answer 1

Step-by-step explanation:

tanA= 1

→ tanA=tan45°

→ A = 45°

Then,

2sinA.cosA

= 2sin45°. cos45°

= 2×1/✓2. 1/✓2

=2/√2 . 1/√2

= 2/2

= 1

Answer 2

Answer:

Answer is given in the photo.

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