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leva [86]
3 years ago
12

Multiply 5(5-x)(5+x). What is the product?

Mathematics
2 answers:
boyakko [2]3 years ago
7 0

First we use a^2-b^2=(a-b)(a+b)

Here a =5 and b = x

5(5^2-x^2)

5(25-x^2)

Now multiply with 5

125- 5x^2

Assoli18 [71]3 years ago
6 0

First mutiply the binomials: (5-x)(5+x)

5(25+5x-5x-x^2), and finally multiply the polynomial by five:

-5x^2+125


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