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Mathematics 8 Online
OpenStudy (anonymous):

Plzz help Medal and Fan For the function f(x) = x^2 – 9, what are a and b (the two values for f(x) missing from the table)?

OpenStudy (anonymous):

OpenStudy (anonymous):

To find the value of a, plug -1 in for x into the function f(x) = x^2 - 9

OpenStudy (anonymous):

i got -10 but thats not in the answer choices

OpenStudy (anonymous):

Careful to use parentheses: (-1)^2 -9

OpenStudy (anonymous):

ahh wow it was a completely different anwer

OpenStudy (anonymous):

i got d

OpenStudy (anonymous):

I don't see any letter choices but the bottom one is correct.

OpenStudy (anonymous):

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