SOLUTION: Solve: √(2) sin D cos D = sin D, where D (-180 degrees, 180 degrees)
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Question 964586: Solve: √(2) sin D cos D = sin D, where D (-180 degrees, 180 degrees)
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
Solve: √(2) sin D cos D = sin D, where D (-180 degrees, 180 degrees)
use x for D
***
√(2)sinxcosx=sinx
√2cosx=1
cosx=1/√2=√2/2
x=-45˚, 45˚
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