Let f(x)=8xf(x)=8x .
what function represents a transformation of f(x)f(x) by a vertical stretch with factor 2?
g(x)=2⋅8xg(x)=2·8x
g(x)=12⋅8xg(x)=12·8x
g(x)=812xg(x)=812x
g(x)=82x

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?

The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =

What is the point slope form of a line with slope -5 that contains point (2,-1)