Question

Find the root of x2+4x-21=0 by factorization

Answer 1

$\red{QUESTION}$

FIND THE ROOT OF x2+4x-21.

x2+7x-3x-21

x(x+7)-3(x+7)

(x-3)(x+7) are the factors.

Answer 2

Answer:

idk the answer can u help me too

Step-by-step explanation: