BabyNat24 BabyNat24

06-06-2024
Mathematics

Answered

5x^2-30x-45=0 factor by using zero product property
A: x = 5, - 8
B. x = 3
C. x = 3, - 1
D. x = 1, 7

Answer :

wegnerkolmp2741o wegnerkolmp2741o

06-06-2024

Answer:

B. x = 3

Step-by-step explanation:

5x^2-30x-45=0

Factor out a 5.

5( x^2 - 6x-9) = 0

Factor inside the parentheses.

5 ( x-3) (x-3) =0

5 ( x-3)^2 =0

Using the zero product property.

(x-3)^2 =0

x-3=0

x=3

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