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OpenStudy (anonymous):
x = -4. 4x2 - 2x × 15
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OpenStudy (anonymous):
and what is the question :)
OpenStudy (anonymous):
plug in x = -4
OpenStudy (anonymous):
substitute x with -4
OpenStudy (anonymous):
in the first x , (4x^2) do you plug -4 into that x too ?
OpenStudy (anonymous):
yea and it will be 4(-4)^2-2(-4) × 15
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OpenStudy (anonymous):
184 ? :D
OpenStudy (anonymous):
the final answer gonna be 184
OpenStudy (anonymous):
lol,totally right xD
OpenStudy (anonymous):
Thank you (: <3
OpenStudy (anonymous):
Yw ,anytime <3
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