Can someone please help me with these problems?

Question 1:

Find the volume Vof the solid obtained by rotating the region bounded by the given curves about the specied line. y = xix _ , y = II)Ir x = 9; about the xaxis \f\fFind the volume V of the solid obtained by rotating the region bounded by the given curves about the specified line. y = 5x , y = 5x, x 2 0; about the x-axis V =\f\fFind the volume V of the solid obtained by rotating the region bounded by the given curves about the specified line. v2 = 2x, x = 2y; about the y-axis V =\f\fFind the volume V of the solid obtained by rotating the region bounded by the given curves about the specified line. y = x , x=y; abouty = 1 V =\f\f