Factoring x^2+bx+c Factor the trinomial x2 + 11x + 30

asked Jan 5, 2022 215k views

21 votes

Factoring x^2+bx+c
Factor the trinomial
x2 + 11x + 30

by Tcz

4.8k points

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4 votes

Answer:

Explanation:

$x^2+11x+30\\ \\ j+k=b\ jk=ac\\ \\ j+k=11\ jk=30\\ \\ j=5\ k=6\\ \\ x^2+5x+6x+30\\ \\ x(x+5)+6(x+5)\\ \\ (x+5)(x+6)$

Lissettdm answered Jan 11, 2022

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