Question

If (x-1) is a factor of the polynomial 3x2 + 2x + k, then the value of k is:

Answer 1

Answer:

x - 1 = 0

x = 1

Step-by-step explanation:

3x ² + 2x + k = 0

3 × 1² × 2 × 1 + k = 0

3 + 2 + k = 0

5 + k = 0

k = - 5

Answer 2

p(x) = 3×2+2x+k

3×2+2×(-1)+k

6-2+k

4=k

That is

k =4

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