III PERFORMANCE TASK 3.4 I Got You! Sum and Difference Formulas NAME: Grade 9- Score: Direction: Complete the proof below. sin(A+B) tan A+tan B Verify if sin(A-B) tan A-tan B Statements Reasons tan A + tan B tan A - tan B Quotient Identity of tan A tan A+ tan B LCD tan A - tan B tan A + tan B Division of Fractions tan A - tan B sin A cos B + cos A sin B cos A sin B tan A + tan B tan A - tan B sin A cos B tan A + tan B sin(A + B) tan A - tan B sin(A - B)

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