Multiple Choice which is the standard form
of the equation where the point (-2, 4) is on
a circle whose center is the origin?
A x2 - y2 = 20 B x2 + y2 = 8
C x2 + y2 = 20 D x2 - y2 = 8
E 5x2 + 5y2 = 25
Enter your answer

In the past, professional baseball was played at the astrodome in houston, texas. the astrodome has a maximum height of 63.4 m. the height of a baseball t seconds after it is hit straight up in the air with a velocity of 45 ft/s is given by h = -9.8t2 + 45t + 1. will a baseball hit straight up with this velocity hit the roof of the astrodome? use the discriminant to explain your answer.

For each sentence below, find the value of x that makes each sentence true. (515) 5 = 25* x= (813)2 = 4* x=

Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?