SOLUTION: For which x value would the graph of y = x4 – 25 be below the x-axis? 1 3 4 5

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Question 987339: For which x value would the graph of y = x4 – 25 be below the x-axis?
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Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
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Below the x axis when y<0:
y=x%5E4-25
0%3Ex%5E4-25
25%3Ex%5E4
5%3Ex%5E2
sqrt%285%29%3Ex -sqrt%285%29%3Cx
-sqrt%285%29<x<sqrt%285%29
y is less than zero from -sqrt%285%29 to sqrt%285%29,
or between -2.24 and 2.24. The only choice in that range is 1.
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ANSWER:1