What is 1+2+3+4+5+6+7+8+9+10+11+12+13+14+15 +16+17+18+19+20?

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.

The table shows the results of three plays in a football game. what is the net result of the three plays? football game 1st play 5 yards 2nd play -9 yards 3rd play 12 yards

Find the zeros of each function. f(x) = 6x^2 - 7x - 20