Find an equation of the parabola described.Directrix the line y = 3; vertex at (0, 0)

A. x = - y2
B. x = 3y2
C. y = - x2
D. y = -12x2

Answer: C

Mathematics

You might also like to view...

Solve the problem.Find the work done by a force of 14i (newtons) in moving an object along a line from the origin to the point  (distance in meters).

A. -15.63 joules B. 163.3 joules C. 84.00 joules D. 27.21 joules

View
Mathematics

Find the product.5% of 7400

A. 370 B. 3700 C. 4700 D. 470

View
Mathematics

Solve the problem.Instruments on a satellite measure the amount of power generated by the satellite's power supply. The time t and the power P can be modeled by the function P = 50e-t/300, where t is in days and P is in watts. How much power will be available after 378 days? Round to the nearest hundredth.

Fill in the blank(s) with the appropriate word(s).

View
Mathematics

Write the expression in lowest terms.

A. y + 4
B.  
C.  
D. 1

View
Mathematics