dez1219 dez1219

22-07-2016
Mathematics

contestada

Answer the question about the given function.

Given the function f(x) = -3x2 - 6x - 6, is the point (-1, -3) on the graph of f?

yes
no

Respuesta :

texaschic101 texaschic101

22-07-2016

f(x) = -3x^2 - 6x - 6
(-1,-3)....x = -1 and f(x) = -3 (f(x) is the same as y)

-3 = -3(-1^2) - 6(-1) - 6
-3 = -3 + 6 - 6
-3 = -3 (correct)
yes, it is a solution

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