When graphed, which parabola opens downward?

a. y = - 3x2

b. y = (x - 3) 2

c. y = 1/3x2

d. y = x2 - 3

Use mixed numbers and simplify the fraction parts where required. 8*3/4

Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis. y = 64x-8x^2, y = 0; about the y-axis.

Y = 2x + 5 for x = 1. 1. (1, 12) 2. (1, - 2) 3. (3, 1) 4. (1, 7)

How do you work out this problem?

The domain of a function can be represented by which one of the following options?

A 1350 kg car travels at 12 m/s. What is it's kinetic energy

McGruff Building Co. is in charge of building a new hotel. The owner of the hotel tells the company that the ratio of one person rooms to two person rooms in the hotel should be 2:3.

Triangle MNO has been dilated to form triangle MꞌNꞌOꞌ. What is the scale factor? Two triangles graphed on a coordinate grid. One triangle has coordinates M (one, negative three), N (negative two, zero), O (two, one).

What's the remainder of 18049 divided by 14

The lengths of the legs of a right triangle are 8 inches and 9 inches. what is the lengths of the hypotenuse? round to the nearest Ich.