giampschool giampschool

12-02-2021
Mathematics

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When I have the problem (x−2)^2, why is the answer not x^2−4 or x^2+4?

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jacobryanak jacobryanak

12-02-2021

Answer:

We need to square a binomial.

The following rule is applied:

In our example,

is equal to ,

is equal to and

is equal to .

Step-by-step explanation:

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