Answer:
7
Step-by-step explanation:
9*9=81
81+7=88
The answer would be B 21/4
Try this:
x³+4x²+x-6=0
1) To re-write the equation into form:
1*x³+4*x²+1*x-6=0, the note 1+4+1=6, it means x=1
2) to re-write the equation into form:
(x-1)(x²+5x+6)=0
(x-1)(x+2)(x+3)=0
3)
Answer: -3;-2;1.
C.
Foil method reverses factor
Answer:
One solution
Step-by-step explanation: