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Simplify this expression. 9x(5x2) A) 14x2 B) 14x3 C) 45x2 D) 45x3

Simplify this expression. 9x(5x2) A) 14x2 B) 14x3 C) 45x2 D) 45x3
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2 votes
Simplify this expression. 9x(5x2)
A) 14x2
B) 14x3
C) 45x2
D) 45x3

User GCSDC
by
7.7k points

1 Answer

5 votes
The answer is:D)

Move xx.9(5(xx2))9⁢5⁢x⁢x2Use the power rule aman=am+nam⁢an=am+n to combine exponents.9(5x1+2)9⁢5⁢x1+2Add 11 and 22 to get 33.9(5x3)9⁢5⁢x3Multiply 55 by 99 to get 4545.45x3
User Nicolas Braun
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