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3 votes
What is the factored form of the expression r^2-49

2 Answers

4 votes

Answer:

(r-7) (r+&)

Explanation:

User Fiw
by
8.4k points
4 votes

Answer:

[r - 7][r + 7]

Explanation:

Whenever you have a negative perfect square in the trinomial, like this one, that will tell you that you have to multiply conjugates, which are two monomials with additive inverses inside. Additive inverses ALWAYS result in zero, which is your B.

I am joyous to assist you anytime.

User ChviLadislav
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