15-27b+11=-244
26-27b=-244
-27b=-270
b=10
F(x) = (x^2) + x + C at (1,1)
1 = 1 + 1 + C
-1 = C
so,
F(x) = (x^2) + x - 1
(3x+8)(2x + 6)
6x^2+18x+16x+42
6x^2+34x+42
using the foil method, you can expand the given expression. It is already in simplified form with the given (3x+8)(2x+6)
Answer:11
Step-by-step explanation: