Question

find m if (x+z) is a factor of 3x2+mx+6​

Answer 1

Answer:

Let p(x) = 3x2 + mx + 6 If x + 3 is a factor of p(x), then p(-3) = 0 p(-3) = 3(- 3)2 + m(-3) + 6 = 0 ⇒ 3 x 9 – 3m + 6 = 0 ⇒ 27 – 3m + 6 = 0 ⇒ 3m = 33 ⇒ m = 11find-the-value-of-m-if-x-3-is-a-factor-of-3x-2-mx-6

Step-by-step explanation:

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