Question

In the formula a^2 + b^2 = c^2 , what is the value of a^2 ?

Answer 1

The answer would be A. c^2 – b^2 
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Answer 2

a^2 + b^2 = c^2 ; value of a^2?

Subtract b^2 to both sides

a^2 + b^2 - b^2 = c^2 - b^2

Simplify

a^2 = c^2 - b^2

Answer is A. c^2 – b^2