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scoundrel [369]
3 years ago
15

What is the inverse of the given relation? Y=7x^2+4

Mathematics
1 answer:
EleoNora [17]3 years ago
7 0

follow these steps:

1) y-4=7x^2

2) (y-4)/7 = x^2

x = \sqrt{ \frac{y - 4}{7} }

so you must inverse x and y names:

{f}^{ - 1} (x) = \sqrt{ \frac{x - 4}{7} }

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