Answer:
B. 5x³ + 2x -1
Step-by-step explanation:
(f +g)(x) = f(x) + g(x)
= 5x³ - 2 + 2x + 1
= 5x³ + 2x -1
Answer:

Step-by-step explanation:
Given


See attachment
Required
Determine the additional points (p) needed
The total point equals the sum of the already earned point and the points needed.
i.e.

Substitute values for Total and Points

The answer is 8 because you count all the numbers exept the fractions the fractions you count as one number
Answer:
There is no smoke because it is an electric train it makes no smoke
Step-by-step explanation: