These tables represent a quadratic function with a vertex at (0,-1) what is the average rate of change for the interval from x=7 to x=8

A.-65

B.-15

C.-2

D-50

Two accounts earn simple interest. The balance yy (in dollars) of Account A after xx years can be modeled by y=10x+500y=10x+500. Account B starts with $400 and earns 5% simple annual interest. a.

A card is randomly selected from a standard deck. What is the probability that a club or the queen of hearts is selected?

Which two expressions are equivalent A. B. C. D.

A cyclist rides at an average speed of 18 miles per hour. if she wants to bike 212 km, how long (in hours) must she ride?

Michaela is competing in a race and what she felt the runs and rides a bicycle she runs 5 km in 0.5 hours and ride her bicycle 20 km in 0.8 hours at the rate given how many kilometers can Michaela run in an hour?

If 40% of a number of 56 what is the original number

Steve watched television for 3/4 hour on monday and 5/6 hour on tuesday how much longer did he watched television on tuesday than monday

What is - v+5+6v=1+5v

The second-largest state in the us is texas, covering 268,580 square miles (including water). What is the approximate radius of a sphere with the same surface area as the area of texas?

Which of the following is a linear function? y = 3x2 y = 1 over 3x y = x3 + 5 2 over 3x = y - 1