What is this question asking Prove the following( I know it's asking me to proove something) sin((pi/4)+x)-sin((pi/4)-x)= root(2sinx)+1.41sinx
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Originally Posted by nightrider456 What is this question asking Prove the following( I know it's asking me to proove something) sin((pi/4)+x)-sin((pi/4)-x)= root(2sinx)+1.41sinx use the sum/difference identity for sine ... you should get just on the right side
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