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Find the equivalent expressions for (x + 7)(x + 1).

x(x + 7+8)
(x +4)^2 - 9
x^2+ 8x + 7
x^2+ 7x + 8
(x+ 4)^2 +9
x(x + 8) +7

Find the equivalent expressions for (x + 7)(x + 1). x(x + 7+8) (x +4)^2 - 9 x^2+ 8x-example-1
User Navnath
by
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1 Answer

9 votes

Answer:

The answers should be

x^2 + 8x + 7

x(x + 8) +7

Explanation:

(x + 7)(x + 1)

x(x) + x(1) + 7(x) + 7(1)

x^2 + x + 7x + 7

x^2 + 8x + 7

User Vladimir Yanakiev
by
8.0k points

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