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What is the inverse of the given function? y = 3x + 9 y = 1/3x + 3 y = 3x – 3 y = 3x + 3 y = 1/3x – 3
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May 13, 2019
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What is the inverse of the given function?
y = 3x + 9
y = 1/3x + 3
y = 3x – 3
y = 3x + 3
y = 1/3x – 3
Mathematics
high-school
Lucas Dias
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Lucas Dias
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y=1/3x-3 is the answer. 100% sure!
Eabraham
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May 15, 2019
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Eabraham
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Swap x and y, then solve for y.
x = 3y + 9
x - 9 = 3y . . . . . . subtract 9
(1/3)x - 3 = y . . . divide by 3
This matches the last selection
y = 1/3x - 3
Alcohol
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May 18, 2019
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