Posted by **connie** on Tuesday, July 21, 2009 at 9:05pm.

Posted by connie on Monday, July 20, 2009 at 11:56pm.

Find the indicated outputs for f(x) = 2x²-4x

f(0)= ____?

f(-1) =____?

f(2) =____?

Responses

math - Reiny, Tuesday, July 21, 2009 at 8:00am

f(0) = 2(0)^2 - 4(0)

= 0*0

= 0

f(-1) = 2(-1)^2 - 4(-1)

= 2(1) + 4

= 2 + 4

= 6

now you try f(2) the same way.

math - connie, Tuesday, July 21, 2009 at 9:02pm

Reiny

I'm still lost

i only got so far.

f(2)=2(2)^2-4(2)

=2(2) from their on i'm lost please help

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