Expected Values
What is the expected value of the spinner shown?
1
2.5
4.5
4

What are the first 4 terms in the multiplication pattern given by the formula 2×4n

Ascatter plot with a trend line is shown below. which equation best represents the given data? y = x + 2 y = x + 5 y = 2x + 5

Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a