WeBWorK using host: https://webwork-ptx.aimath.org, format: simple seed: 235

Given the function $f(x) = x^2 + x\text{,}$ write a formula for each expression below.

$f(x+6)=$

$f(x) + 6$ =

$3f(x)=$

WeBWorK © 2000-2022 | host: https://webwork-ptx.aimath.org | course: anonymous | format: simple | theme: math4