Question: Establish the identity. sin (a + B) = tan a + tan B cos a cos B Choose the sequence of steps below that verifies


Establish the identity. sin (a + B) = tan a + tan B cos a cos B Choose the sequence of steps below that verifies the identity. O A. sin (a + ) sin a sin B - cos a cos B sin a sin B cos a cos B tan a + tan B cos a cos B cos a cos B cos a cos B cos a cos B O B. sin (a + B) sin a cos B - cos asin B sin a cos B cos asin B = tan a + tan B cos a cos B cos a cos B cos a cos B cos a cos B O C. sin (a + B) sin a cos B + cos a sin B sin a cos B cos asin B tan a + tan B cos a cos B cos a cos B cos a cos B cos a cos B O D. sin (a + B) sin a cos B+ cos asin B sin a cos B cos a sin B + cos a cos B sin a sin B = tan o + tan B sin a sin B sin a sin B
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