Which of the values for x and y make the equation 3x + 4y + 6 = 26 true? x = 4, y = 2 x = 5, y = 6 x = 4, y = 3 x = 3, y = 5

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).

Solve the equation by completing the square. x^2+2x=17

Write the expression as a single natural logarithm. 2 in a - 4 in y