SOLUTION: Show that 2-5sin theta=1-2 cos^2 theta can be expressed as 2sin^ theta + 5sin theta - 3 =0

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Question 770354: Show that 2-5sin theta=1-2 cos^2 theta can be expressed as 2sin^ theta + 5sin theta - 3 =0
Answer by lwsshak3(11628) About Me  (Show Source):
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Show that 2-5sin theta=1-2 cos^2 theta can be expressed as 2sin^ theta + 5sin theta - 3 =0
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2-5sinx=1-2cos^2x
2-5sinx=1-2(1-sin^2x)
2-5sinx=1-2+2sin^2x)
3-5sinx=2sin^2x
2sin^2x+5sinx-3=0