Question

How do you evaluate the function `f (x) = 3x^2 + 3x -2` for `f (a)/2`?

Answer 1

See explanation

Explanation:

Given that `f(x)=3x^2+3x-2`

Then `f(a)=3a^2+3a-2`

So `(f(a))/2=(3a^2+3a-2)/2`
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`color(blue)(" It all depends on what you mean by evaluate")`

Write as `3/2a^2+3/2a-1=y`

Now solve as a standard quadratic for critical points if required