(x +5)(x+9)=

(x +5)(x+9)=

 

A. x^2 + 4x + 14
B. x^2 + 14x + 14
C. x^2 + 14x + 45
D. 2x^2 + 14x + 45
E. 2x^2 + 14x + 14
 
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1 Answer

( x+ 5)(x+ 9) =

x^2 + 5x + 9x + 5*9 =

x^2+ 14x + 45

C is the answer

 

by Level 8 User (36.8k points)

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