Alana is 4 years older than her brother ernie. ernie is 2 years older than their sister amelia. amelis is 19 years younger than their brother mazo. if mazo is 17 years old, how old is alana?

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.

Given f(x)=2x^2-8x+6 and g(x)=3x-1 find f(x) +g(x) a. 2x^2+5x+5 b.2x^2-11x+7 c. 2x^2-5x+5 d.2x^2-5x-5

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?