Question

The ordered pair (1,81), (2,100), (3,121), 5,169).. represent a function. What is a rule that represent this function?

Answer 1

A rule that represents this function is y = (x + 8)².

The rule looks like √y = (x + 8)

Now square both sides

y = (x + 8)²

y = x² + 16x + 64

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