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Simplification
If tan x = 1, 0 < x < 90, then what is the value of 2 sin x cos x?
1/2
1
√3/2
√3
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Correct Answer:
1
Explanation:
tan x = 1
then x = 45
2sin x. cos x = 2× 1/√2 x 1/√2 = 1
an x = 1
then
x = 45
o
2sin x. cos x =
2
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