2 years ago

Need help with this problem

2 answers:

4 0

2sinxcosx is equal to sin(2x)

therefore,

= sin(2x)/cos(2x)
= tan(2x) (ANSWER)

3 0

2sinxcosx = sin2x
:. Sin2x / cos2x = tan2x = 2tanx / 1-tansquarex

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