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Mathematics 14 Online
OpenStudy (anonymous):

What is r when (2x3 + 4x2 – 32x + 18) ÷ (x + 3)? a. 2 b. 12 c. 96 d. 110 I think its c, am i right?

OpenStudy (callisto):

By remainder thm, f(-3) = 2x^3 + 4x^2 – 32x + 18 = 2(-3)^3 + 4(-3)^2 -32(-3) +18 = 96 => Right~!

OpenStudy (anonymous):

thanks!

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