document.write( "Question 396562: f(x)=3x^2-2x
\n" ); document.write( "f(0)=3(0)^2-2(0)=0
\n" ); document.write( "likewise for f-(-1), let x=-1 f(-1)=5 i don't undestand how they came up with 5
\n" ); document.write( "finally (2)=2(2)^2-2(2)=8 \n" ); document.write( "

Algebra.Com's Answer #281523 by richard1234(7193) $\"\"$ $\"About$

You can put this solution on YOUR website!
f(-1) = 5 because f(-1) = 3(-1)^2 - 2(-1) = 3 + 2 = 5. \n" ); document.write( "

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