19. Express the perfect square trinomial x2 - 6x + 9 = 0 into a square of a binomial. .
A. (x + 3)²
B. (X- 6)²
C. (x - 3)²
D. (x + 6)²
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19. Express the perfect square trinomial x2 - 6x + 9 = 0 into a square of a binomial. .
A. (x + 3)²
B. (X- 6)²
C. (x - 3)²
D. (x + 6)²
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Answer:
D. (x + 6)²
Step-by-step explanation: