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11-05-2017
Mathematics

contestada

Multiply and simplify (b+2)(b+2)
Multiply and simplify (x+3)(x-3)

Respuesta :

Wierdo101 Wierdo101

11-05-2017

1.
Simplify
b^2+4b+4

And To Get The Answer Combine Like Terms.

2.
Simplify
x^2-9

And To Get The Answer Combine Like Terms.

Answer Link

11-05-2017

The first one is a sum squared.
(b+2)^2
b^2 + 2b + 4

The second one is a sum and difference.
x^2 - 9

Answer Link

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