SOLUTION: Solve... 1. 9x^2=14 2. x^2+8=17

Question 86502: Solve...
1. 9x^2=14
2. x^2+8=17
Answer by tutorcecilia(2152) (Show Source): You can put this solution on YOUR website!
Solve for the unknown variable "x
.
1. 9x^2=14 [solve for the x-term]
=
=
= [take the square root of both sides to find the value of "x"]
.
x=
.
checking:
9x^2=14
=14
= 14
14=14 [checks out]
.
2. x^2+8=17 [solve for the x-term]
=17-8
= 9
= [take the square root of both sides to find the value of "x"]
.
x=3
checking: x^2+8=17
(3)^2+8=17
9+8=17
17=17 [checks out]

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