Grayson evaluated the expression 4x^2 + 2y x= 3, y = 2 4 (3)^2 + 2(2) 144 + (4) what error did Grayson make ?

Aman steps out of a plane at a height of 4,000m above the ground falls 2,000m very quickly and then opens his parachute and slowly falls the remaining 2000m to the ground what height above the ground would be the best choice for a reference point

Which of the following parabolas opens down?

Consider circle c with angle acb measuring 3/4 radians.if minor arc ab measures 9 inches, what is the length of the radius of circle c? if necessary, round your answer to the nearest inch.