Trinomial Factoring and Solving- 3

• -20

• 1

• 5

• -6

• 21

• 10

• 7

• 3

• 5 and 6

• 2 and 3

• -5 and -6

• -2 and -3

Factor: $x^2+7x+12$  

• (x+3)(x+4)

• (x-3)(x-4)

• x=3, x=4

• x=-3, x=-4

Solve: $x^2-3x-4=0$  

• (x-4)(x+1)

• x= -4, x= 1

• x= 4, x= -1

• (x+4)(x-1)