Which expression is equivalent to this polynomial expression? (2x2 - 3y2)(4x4 + 6x3y2 + 9y4) O A 678 + 91442 + 140224 + 6y8 OB. 876 – 27y6 OC. 876 + 12r4y2 + 18:274 O D. 876 + 24r4y2 + 36r2y4 - 2776

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.

Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?