Which of the following functions have a domain of all real numbers? f(x) = -8x^3 - 7
f(x) = |x| + 15
f(x) = -4
f(x) = 1/x
f(x) = 3x - 9
f(x) = cube root of x
f(x) = sqrt(x) + 3
f(x) = -2x^2 - 3x - 9

Determine whether the angles in each given pair are coterminal. 744°, -336°

Abarbecue sold 26 hamburgers and hot dogs. hamburgers sell for $3.50 each and hot dogs sell for $2.00 each. if the barbecue made $70 in sales, determine and state the number of hot dogs sold.

Axel follows these steps to divide 40 by 9: start with 40. 1. divide by 9 and write down the remainder. 2. write a zero after the remainder. 3. repeat steps 1 and 2 until you have a remainder of zero. examine his work, and then complete the statements below.