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Asked Nov 18, 2019
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Multiply, and then simplify if possible.
7) (W2-N72
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Multiply, and then simplify if possible. 7) (W2-N72

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Expert Answer

Step 1

While multiplying two binomials, we use the FOIL method which stands for First, Outer, Inner, Last. First means multiply the terms which occur first in each binomial.

Then Outer means multiply the outermost terms in the product.

Inner means multiply the innermost two terms.

Last means multiply the terms which occur last in each binomial.

Finally add like terms and simplify as shown.

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(a+b)(a+b)=(axa)+(axb) + (b x a) + (bxb)

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Step 2

Start by turning the given expression into product of two binomials:

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(-7)(2-7)

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Step 3

Next using foil method multip...

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(5-7(-7) 2x(-7)+-7)+(-v7)x(-7) Outer Inner Last First

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Math

Algebra