Question

factor

3b^2+1b-24

Answer 1

\[A \cdot C=3(-24)=6(-12)=18(-4)=9(-8) \text{ and } B=-8+9\]

Answer 2

so Bb=-8b+9b
replace Bb which is 1b with -8b+9b

Answer 3

and then factor by grouping

Answer 4

\[3b^2-8b+9b-24\]

Answer 5

look at the first two terms and ask yourself what do they have in common and tell me