A parabola has a vertex at the origin. The equation of the directrix of the parabola is y = 3. What are the coordinates of its focus?

If y = 2x + 1 were changed to y = x + 1, how would the graph of the new function compare with the first one? A. It would be steeper. B. It would be shifted down. C. It would be shifted left. D. It would be less steep.

A right triangle, one exterior angle is 155°, what is measure of non adjacent, non right angle?

Jim has 20-inch wheels on his bicycle (their diameter is 20 inches). The tires are worn out, and he would like to cut them into pieces to use as a bumper on something he's making.

How to solve 2.25t+5=13.5t+14

The Flat Rock auto assembly plant in Detroit, Michigan, produces three different makes of automobiles. In two years, the plant constructed a total of 390,000 cars.

Wat is the square root of - 1

Caleb wants to kayak. Kayak rentals cost $14.50 for a half a hour. If Caleb rents a kayak for one hour and forty five minutes how much will it cost him?

Test the hypotheses below with the given data. let alpha = 0.05. sample 1: average = 138.4, sigma = 6.71, sample size = 48 sample 2: average = 142.5, sigma = 8.92, sample size = 39 this is an example of

One week, Huey worked 7 hours less than Dewey, and Louie worked twice as long as Huey. Together they worked 87 hours. Find the number of hours worked by each.

Which expression is equivalent to 7 square root of 29