I'm guessing what's really being asked is
Since x=1 is a root of the numerator, we can factor out x-1 which then will cancel with the denominator. Here's the long division; sorry about the lame formatting.
__ x^2 + 6x + 9
x-1 | x^3 + 5x^2 + 3x -9
___ x^3 - x^2
_______ 6x^2 + 3x
_______ 6x^2 - 6x
____________ 9x - 9
Answer: 16
Choice a
Answer:
42 feet
Step-by-step explanation:
a). cosA = 4/5
b).
.28
AB would be your answer