When graphed, which parabola opens downward?

a. y = - 3x2

b. y = (x - 3) 2

c. y = 1/3x2

d. y = x2 - 3

What is the circumference of the given circle? Use 3.14 for the value of π and round your answer to the nearest tenth. A) 46.5 mi B) 47.8 mi C) 48.4 mi D) 50.3 mi

What is bigger 3/4 11/16

Find the solution (s) to (x+2) ^2=49. Check all that apply

Find the 12th term of the sequence: 8, 14, 20, 26, ...

Graphing Scatterplots and Trend Lines You just found a positive trend line showing a strong relationship between homework scores and test scores for five students. Explain what this means.

Which expression is equivalent to x-2/y

The distance between City A and City B is 250 miles. A length of 1.7 feet represents this distance on a certain wall map. City C and City D are 3.74 feet apart on this map. What is the actual distance between City C and City D?

Write the product as a trinomial. (m - 5) (m + 2)

You are standing 50 meters from a hot air balloon that is preparing to take off. The angle of the elevation to the top of the balloon is 28. Find the height of the balloon

Alice earns a monthly salary of $315 plus a commission on her total sales. Last month her total sales were $9640, and she earned a total of $1182.60. What is her commission rate?