Which relation is a function? Select all that apply. {(5,5), (4,4), (3, 3), (2,2)}

{(5,1), (4,1), (3, 1), (2,1)}

{(5,3), (4,1), (3, 2), (2,0)}

{(5,2), (2,5), (5, 3), (3,5)}

{(5,1), (5,2), (5, 3), (5,4)}

What is the expression in factored form? 3x^2 + 18x + 24 a. 3(x+2)(x+4) b. 3(x-2)(x+4) c. 3(x-2)(x-4) d. 3(x+2)(x-4)

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250

Four quarts of a latex enamel paint will cover about 200 square feet of wall surface. how many quarts are needed to cover 98 square feet of kitchen wall and 52 square feet of bathroom wall