Which of the following polynomials has a remainder of 24 when divided by x+2 ? A. −2x3+4x2+3x−2 − 2 x 3 + 4 x 2 + 3 x − 2 B. 4x3+2x2+5 4 x 3 + 2 x 2 + 5 C. x3−2x2−4x+1 x 3 − 2 x 2 − 4 x + 1 D. 3x3+6x−2

The coverage of a base station of a telecommunication company forms a disk with a radius of (kilometers). let be the distance of a cellphone from a base station. assume that the location of cellphones in use are randomly uniformly distributed within the disk. calculate the mean and variance for the random variable.