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4 votes
Multiply: (x – 9)(x + 9)

User Yabin Ya
by
6.2k points

1 Answer

1 vote

Answer:

x^2-81

Explanation:

(x-9)(x+9)

x*x= x^2

-9*9= -81

Add values together.

x^2-81

User Agmin
by
6.2k points