Discover the answers you need at Westonci.ca, a dynamic Q&A platform where knowledge is shared freely by a community of experts. Our platform connects you with professionals ready to provide precise answers to all your questions in various areas of expertise. Experience the ease of finding precise answers to your questions from a knowledgeable community of experts.

Which is a factor of x^2+ x - 12?


Sagot :

Answer:

(x+4) and (x-3)

Step-by-step explanation:

Find two numbers that add to be the second term and multiply to be the third In this case, those two numbers are 4 and -3

What two numbers when multiplied yield -12 but when added produce the coefficient of the middle term x?

How about 4 times -3?

Look: 4(-3) = -12, but when added give you 1.

(x - 3) (x + 4)

Done!