If x+ 1 is a factor of the polynomial 2x2 + kx , then k = ______
Added by Kimberly M.
Step 1
The Factor Theorem states that if (x-c) is a factor of a polynomial P(x), then P(c) = 0. In this case, x+1 is a factor, so we can set x = -1: 2(-1)^2 + k(-1) = 0 Show more…
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