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Given that f(x) = x² + 5x, evaluate f(-2).
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to get f(-2), just plug in x=-2 in f(x) !
what is the answer tho thats wat i cant get
ok, (-2)^2 + 5 (-2) =... ? can you find ?
no
what is -2 * -2 = ... ?
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)Plug in -2 for in every place where there is a "x" on the right of the equation (-2^2)+(-2*5) then solve, 4 + -10=.6 Post answer once you find it.
4
Not 4, try again.
is it 6
Oh, 4 to my question or Hart's?
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you mean -2*-2 = 4 thats correct now whats 5*-2 = .. ?
is it 6
final answer is NOT 6
-6
yes!
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Yes, great job!
thank u
Np, thanks Hart.
welcome ^_^
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