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VMariaS [17]
3 years ago
14

Cosxsinx-2cosx=0 I dont know how to solve this

Mathematics
1 answer:
jekas [21]3 years ago
8 0
Factor out cosx: cosx(sinx-2)=0
cosx=0 or sinx-2=0
cosx=0 or sinx=2
the largest value of sinx is 1, sinx will never be 2, so cosx=0, x=π/2 or 3π/2 are the two answers. 
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7 0
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