Asked by Anonymous
Solve the equation for exact values of x.
sin(x) = 1-2(sin(x))^2
sin(x) = 1-2(sin(x))^2
Answers
Answered by
bobpursley
put it in quadratic form.
2 (sinX)^2 + sinX-1=0
now solve for sin x using the quadratic equation a=2 b=1 c=-1
2 (sinX)^2 + sinX-1=0
now solve for sin x using the quadratic equation a=2 b=1 c=-1
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