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maxonik [38]
2 years ago
12

PLEASE HELP!

Mathematics
1 answer:
Gennadij [26K]2 years ago
8 0

Answer:

x² + 6x + 9

Step-by-step explanation:

(x + 3)² = (x + 3)(x + 3)

Each term in the second factor is multiplied by each term in the first factor , that is

x(x + 3) + 3(x + 3) ← distribute parenthesis

= x² + 3x + 3x + 9 ← collect like terms

= x² + 6x + 9

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