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Varvara68 [4.7K]
3 years ago
14

Multiplying binomials (×+2) (×-9)

Mathematics
1 answer:
musickatia [10]3 years ago
7 0

Answer:

x² -7x -18

Step-by-step explanation:

In algebra, a binomial consists solely of a sum or subtraction of two monomials.  

To solve the multiplication of two binomials we have to multiply term by term and then simplify common terms.

(x + 2)(x - 9) = x(x) + x(-9) +2(x) + 2(-9) = x² -9x + 2x -18 = x² -7x - 18

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