goldenstorm765 goldenstorm765

24-10-2016
Mathematics

contestada

SWBAT understand and interpret functions notation

1. let f(x)=x^2+2x
find and simplify:f(-3)

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apologiabiology apologiabiology

24-10-2016

replace all x with -3
f(-3)=(-3)^2+2(-3)
f(-3)=9-6
f(-3)=3

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−6 + 3 = −21 pls can uhelp me with this