Consider the following expression and determine which statements are true. x^2+5yz-8

(CHOOSE 2 ANSWERS)

A. there are 3 terms.
B. the variables are x, y, and z.
C. The coefficient of x is 2.
D. the term 5yz is made up of 2 factors.

Acable company wants to provide cell phone service for residents on an island. the function for the cost of laying the cable from the island to the mainland is c(x)= 6.500 square root x2+4, where x represents the length of the cable in feet. what are the domain and range of the function? a) domain: all real numbers range: all real numbers greater than or equal to 17,000 b) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 17,000 c) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 13,000 d) domain: all real numbers greater than or equal to 13,000 range: all real numbers greater than or equal to 0

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?