SOLUTION: If sin(2x+30)0 degree = cos 40 degree..find x Thanking You In Advance

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Question 745322: If sin(2x+30)0 degree = cos 40 degree..find x
Thanking You In Advance
Answer by lwsshak3(11628) About Me  (Show Source):
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If sin(2x+30)0 degree = cos 40 degree..find x
sin(2x+30)=cos(40)≈0.7660
2x+30=sin^-1≈50
2x≈20
x≈10º