GEO Alg Solving Quad Using Square Roots
1. Solve for x.
5x2 = 80
x = +
2. Solve for x.
x2 - 4 = 0
x= +
3. Solve for x.
2x2 = 32
x = +
4. Solve for x.
9x2 = 25
x = +
5. Solve for x.
5x2 -  100 =80
x= +
6. Solve for x.
2x2+70 = 270
x= +
7. Solve for x.
-2x2+70 = 270

10

x= + 10

no solution

all real numbers

8. Solve for x.

Round your answer to the nearest hundredth.

x2+10 = 32
x= +
9. Solve for x.
x- 70 = -119

7

x= + 7

no solution

-7

10. Solve for x.
121x2 = 196
x = +
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