Question

show that x=-3 is a solution of x square + 6 X + 9 = 20

Answer 1

verifying
-3^2+6 (-3)+9=20
9-18+9=20
0is not equal to 20

Answer 2

show that x=-3 is a solution of x square + 6 X + 9 = 0

Correction in the given question.

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