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I don't understand :V

I don't understand :V-example-1

1 Answer

1 vote

Answer:

7

Explanation:

—Math

x² – 49

(x –7)(x + 7)

because

(x) (x) = x²

(–) (+) = –

(7) (7) = 49

the answer is 7

User Crmepham
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