SOLUTION: Given: x to the second power +8 is less than or equal to 12 Prove: x is less than or equal to 2

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Question 246662: Given: x to the second power +8 is less than or equal to 12
Prove: x is less than or equal to 2
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
x^2+8<=12
x^2<=4
x<=2, x>=-2 sqrt of each side.
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Ed