Select the correct answer.
simplify the expression. what classification describes the resulting polynomial?

(x2 + 7x) + (2x2 − 7x)

a.
quadratic monomial
b.
quadratic binomial
c.
linear binomial
d.
linear monomial

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

Abag contains 3 red marbles 4 white marbles and 5 blue marbles if one marble is drawn from the bag what is the probability that the marble will be blue

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with