Question 1197780
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I'll do problem 11 to get you started.


Replace every copy of x with -4. Then use PEMDAS to simplify.


f(x) = 11x - 5x^2 + 4
f(-4) = 11(-4) - 5(-4)^2 + 4
f(-4) = 11(-4) - 5(16) + 4
f(-4) = -44 - 80 + 4
f(-4) = -124 + 4
f(-4) = -120


<font color=red>Answer: -120</font>
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