Use the discriminant to determine all values of k which would result in the graph of the equation y
=
3
x
2
+
k
x
+
75
y=3x
2
+kx+75 being tangent to the x-axis.

What statement is true? 2x^2-9x+2=-1

Sue's average score for three bowling games was 162. in the second game, sue scored 10 less than in the first game. in the third game, she scored 13 less than in the second game. what was her score in the first game?

With number 11 ( show how you got the answer)