The volume, vcm3, of a tin of radius r cm is given by the formula v=π (40r-r2-r3). find the positive value or r for which dv/dr=0, and find the value of v which corresponds to this value of r.

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.

Which equation represents the model shown? a)1/3 divide 1/6 = 2 b)2/3 divide 1/6 = 2/18 c)1/3 divide 1/6 = 1/18 d)2/3 divide 1/6 =4