I'LL GIVE BRAINLIEST TO WHOEVER ANSWERS THE QUESTION!!

Which is the focus of a parabola with equation y2=4x

What is the squate root of r^64 needa r^4 b r^8 c r^16 d r^32

Afootball is passed through the air and caught at ground level for a touchdown. the height of the ball (h) is given by h= -d² + 12d + 6, where d is the distance in feet the ball travels horizontally. how far from the player passing the ball will the ball be caught? 40 points! will mark brainliest!