SOLUTION: i need the quadratic equation to the following please twice the square of a number is the same as eight times the same numbers

SOLUTION: i need the quadratic equation to the following please twice the square of a number is the same as eight times the same numbers

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Question 199210: i need the quadratic equation to the following please
twice the square of a number is the same as eight times the same numbers
Answer by RAY100(1637) (Show Source): You can put this solution on YOUR website!
Let n = number
.
2 n^2 = 8 n
.
2 n^2 -8 n =0
,
factor
.
2n ( n-4) = 0
.
use zero property
.
2n = 0, n=0,,,,,,,,,n-4 = 0,,, n= 4
.
check
n=0, 2* 0^2 =8*0,,,,ok
n=4, 2* 4^2 =8 * 4,,, 32=32,,,,ok
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