Evaluate 8x2y2 for x = -1 and y = 2.
A. 8(-2)
B. 2
C. 1/2
D. 32

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?