Asked by Ram
if cosx sinx =root2cosx, then prove that cosx-sinx =root2sinx
Answers
Answered by
Steve
cosx sinx = √2 cosx
sinx = √2
sorry - cannot happen
However,
cosx-sinx
= √2 (1/√2 cosx - 1/√2 sinx)
= √2 sin(π/4 + x)
sinx = √2
sorry - cannot happen
However,
cosx-sinx
= √2 (1/√2 cosx - 1/√2 sinx)
= √2 sin(π/4 + x)
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