Phil has three times as many rocks is peter together they have 48 rocks how many more rocks does phil have them peter

X+ y = 5 ; x - y =3 solve using linear combination

Find the values of the variables and the lengths of the sides of this kite.

Find the volume v of the solid obtained by rotating the region bounded by the given curves about the specified line. y = x â’ 1 , y = 0, x = 5; about the x-axis v = sketch the region. sketch the solid, and a typical disk or washer.