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What is the inverse of the function f(x) = -5x^2 3, for x>or equal to 0?

What is the inverse of the function f(x) = -5x^2 3, for x>or equal to 0?
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What is the inverse of the function f(x) = -5x^2 3, for x>or equal to 0?

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User Lellansin
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1 Answer

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f(x) = -5x^2 + 3
y = -5x^2 + 3
5x^2 = 3 - y
x^2 = (3 - y)/5
x = sqrt((3 - y)/5)

Therefore, f^-1(x) = sqrt((3 - x)/5)
answered
User Aaron Brewer
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8.0k points
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