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OpenStudy (anonymous):
Find the exact value of the expression. sin (sin^-1(2/3) + cos^-1(1/3))
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OpenStudy (tkhunny):
You may wish to refer to the identity: \(\sin(A+B) = \sin(A)\cos(B)+\cos(A)\sin(B)\)
OpenStudy (kitkat16):
do you have choices
OpenStudy (anonymous):
I know the answer is 2+2sqrt10/9, but i need to know how to do it
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