Which of the following conditional statements are true and why?a.) If 1+1=3, then square root of 36 =-6b.) If cos(pi)=0 then sin(pi)=0c.) If sin(pi)=0 then cos(pi)=0d.) If x=-3 satisfies x^2=9 then log2(1/8)=-3

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A: Inverse Trigonometry

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Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.