How do you evaluate the function $f (x) = x^{2} + 2$ $f(x)=x^2+2$ at the given values of the variable f(-2)?

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Answer 1 · 2016-11-20T07:12:28

$f (- 2) = 6$ $f(-2) = 6$

$f (x) = x^{2} + 2$ $f(x) = x^2+2$

The value of the function at $x = - 2$ $x=-2$ can be represented as $f (- 2)$ $f(-2)$

Hence replacing $x$ $x$ for $- 2$ $-2$ in the above:

$f (- 2) = {(- 2)}^{2} + 2$ $f(-2) = (-2)^2 +2$

$= 4 + 2 = 6$ $=4+2 = 6$

How do you evaluate the function f(x)=x^2+2f(x)=x2+2f(x)=x^2+2 at the given values of the variable f(-2)?