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Salsk061 [2.6K]
2 years ago
9

Rewrite without parentheses and simplify.

Mathematics
1 answer:
kupik [55]2 years ago
3 0

Answer:

  x² +14x +49

Step-by-step explanation:

Use the distributive property and collect terms.

  (x +7)² = (x +7)(x +7)

  = x(x +7) +7(x +7)

  = x² +7x +7x +49

  = x² +14x +49

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