answersLogoWhite

0


Best Answer

3x2 + 10x - 8The auxiliary equation is 3x2 + 10x - 24 [because 8*3 = 24]

Two factors of -24 which sum to 10 are 12 and -2.

So the factorisation of the auxillary is (3x + 12)*(3x - 2) = 3*(x + 4)*(3x - 2)

Dividing by the 3 used to create the auxiliary gives the solution as (x + 4)*(3x - 2).

User Avatar

Wiki User

7y ago
This answer is:
User Avatar
More answers
User Avatar

Wiki User

7y ago

(3x - 2)(x + 4)

This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: How do you factor 3x squared plus 10x minus 8?
Write your answer...
Submit
Still have questions?
magnify glass
imp