Select the equivalent expression. (x−3⋅y3)−7=?
A.) x^21⋅y^-21
B.) (xy)^0
C.) x^−10⋅y^-4

What is the volume of the cone to the nearest cubic millimeter? (use π  = 3.14) a) 46 mm3 b) 128 mm3 c) 183 mm3 d) 275 mm3 diameter = 5 mm height = 7 mm how do you do this problem step by step?