15-02-2019
Mathematics

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Find a so that the point (1,2) is on the graph of f(x)=ax^+3

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sherry318 sherry318

15-02-2019

Plug (1, 2) into the function so:
2 = a(1)^2+3
Subtract 3 from both sides
-1 = a(1)
a = -1

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