The solutions to a quadratic equation are x = 2 and x = 7. if k is a nonzero constant, which of the following must be equal to the quadratic equation?

Match each polynomial with its factorization.

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e.g. 98.765).

Prove that quadrilateral is a rhombus.