Evaluate each function for x = -2 1. f(x) = 4x 2. f(x) = 2x + 1 3. f(x) = x2 + x-5

asked Jun 7, 2021 77.4k views

3 votes

Evaluate each function for x = -2
1. f(x) = 4x
2. f(x) = 2x + 1
3. f(x) = x2 + x-5

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6 votes

1. -8
2. -3
For 3, is x being multiplied by -5 or added? Because if it’s f(x)=x(2)+x(-5) then it’s 6 but if it’s f(x)= 2x + x-5 then it’s -13

Jack Gore answered Jun 12, 2021

8.6k points

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