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Find the zeros of the function. f(x)=-3x^2+75
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Find the zeros of the function. f(x)=-3x^2+75

User Bookcasey
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2 Answers

4 votes
Add 3x^2 to both sides. 3x^2=75. Divide by 3 on both sides to get x^2=25. Then square root each side to get x=5 or -5. Hope this helps! ;)
User Kurt McKee
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7.7k points
6 votes
0=-3x^2+75
3x^2=75
x^2=25
x=+-5

Final answer: x=-5, x=5
User Jukka Zitting
by
8.4k points
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