A parabola has a focus of F (8.5,-4) and a directrix of x=9.5.

What is the equation of the parabola?

A) 1/2 y² + 4y - 1 = x

B) - 1/2y² - 4y + 1 = x

C) 1/2y² - 4y+1=x

D) - 1/2y² + 4y-1=x

Whats the answer √x = 10 a. 100 b. 50 c. - 10 d. - 100

The students in Lucy's grade voted to select a guest speaker. 25 students voted for a famous athlete. The other 75 students in Lucy's grade voted for a famous actor.

A right triangle has side lengths of 4 unit's, 5 unit's and x units. It is unkown If the missing length is the longest or shortest side round to the nearest 10th what is the difference between possible x values

Steven has 7 tenth of an hour to water 3 and 1/2 more lawns. If he spend the same amount of time in each lawn, what fraction of an hour does he have to water the lawn?

What is the 20th term of the following arithmetic sequence? 1/2, 1, 3/2, 2

Is the following statement reversible? if two angles are adjacent, then they share a common side. a. yes, it is reversible. b. no, it is not reversible.

Solve for x Show your work 7.4x-9.2*=2.6+5.3

Simplify the product using FOIL. (3x + 4) (2x - 6) 6x2 + 26x + 24 6x2 + 10x - 24 6x2 - 10x - 24 6x2 - 26x + 24

45/55 expressed as a percentage

1. Determine what type of function the data represents. y = f (x) 53 Use the correct regression model in the calculator to write the function that matches the values in the table. a. Linear b. Quadratic c. Exponential d. Other Function