Question 20 What method(s) could be used to solve the following quadratic equation?
x2 + 12x 28 = 0
ОА
Quadratic Formula only
B
Factoring and the Square Root Method
С
Factoring, and the Square Root Method, and the Quadratic Formula
D
Factoring and the Quadratic Formula
2021 Illuminate Education, Inc.

9

step-by-step explanation:

answer: 414,377,008

step-by-step explanation:

just multiply it

5

step-by-step explanation:

6^2 or 36

step-by-step explanation:

6000n

6×1000n

6×10^3 n

so we need 6n need to be a perfect cube

so n has to be 6^2 so that 6n is 6^3

what i'm saying is if you let n be 6^2 you have 6^3×10^3 or 60^3 which is a perfect cube