Answer:
0.8
Step-by-step explanation:
cos z = 8/10 = 0.8
Step by step:A prediction is basically an educated guess and if you are looking for the exact word to describe that you would find that hypothesis is the correct way to tell what is a prediction.
Answer:B
Answer:
The answer is 4900
Do you understand?
Step-by-step explanation:
.
Answer:

Step-by-step explanation:
First, find 2 points on the graph where the line intersects.
For this example, let's use (2, -1) and (4, -4). Find the slope using the rise over run equation. See below:

Answer:
(x + 4) (x - 5) so B:
Step-by-step explanation:
Factor the following:
x^2 - x - 20
The factors of -20 that sum to -1 are 4 and -5. So, x^2 - x - 20 = (x + 4) (x - 5):
Answer: (x + 4) (x - 5)