Does the graph of y=-2 (x+1) (x+3) open up or down?

Is the function in the table linear or nonlinear and why? x y 0,-100 and 1,-50 and 2,0 and 3,100 and 4,150. (A) The function is not linear because there are negative values in the y values.

The sample variance is 18.7. what is the sample standard deviation? answer to two decimal places.

Mara had 7 cookies. She ate some Now she has 4 cookies. How many cookies did she eat? Draw a tape diagram

65/1000 in simplest form

uppose that we wanted to estimate the true average of eggs a queen bee lays with 95% confidence. The margin of error we are will to accept is 0.5. Suppose we also know that s is about 10. What sample size should we use

A 2-parent family with 2 children lives in Lubbock. The family is saving for college and emergencies, but pays for its own health insurance.

Explain how the vertical line test is used to determine whether a graph represents a function

How would a virus impact the economy of medical products such as hand sanitizer?

Is this a solution? What makes this a solution is if both equations equal the same answer. 3x+y=11 and x-2y=6 Solution: (4,-1) Is it a solution?

On a very cold morning, it was - 8°F. As the day went on, the temperature rose 2 degrees each hour. Which equation shows the temperature over time? A. y = - 2x + 8 B. y = - 2x - 8 C. y = 2x + 8 D. y = 2x - 8