Wednesday
September 3, 2014

Homework Help: pre calc

Posted by gabs on Tuesday, June 7, 2011 at 7:14pm.

Find an equation of the cubic polynomial f(x) = ax3 + bx2 + cx + d that passes through the given points.

P(0,-4) Q(1,-8) R(-1,-8) S(2,-2)

Ive tried this every which way and i cant seem to get any of these..i know your supposed to plug it in and all but its just not working for me. can someone help me and write out the steps for me pleasee!

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