Question

Can someone teach me how to factor trinomials clearly so i can understand.
3x^2 −42x+147

Answer 1

hmm yes a few ways.. maybe you can post question so somone can help on that and then you can understand how to do it.

Answer 2

are you familiar with quadratic formula?

Answer 3

no

Answer 4

\[\frac{ -b \pm \sqrt{b ^{2}-4ac} }{2a}\]
this is the formula for finding roots or factors

Answer 5

this formula is only applied when the highest power of x is 2 like in this question of yours.

Answer 6

3x^2 −42x+147 this is your question
a = 3, b = -42 , c = 147
just plug this in formula and u will get an answer.

Answer 7

getting it? @monica123