The Student Room Group

Urgent A-Level Maths Question

1 - 4cosxsinx = 0
4cosxsinx can be written in a diff way (use double angle formula if you have learnt it)
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Original post by Chocoholic139
4cosxsinx can be written in a diff way (use double angle formula if you have learnt it)


Omg thank you so much!!

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