Suppose that the function f is defined, for all numbers as followed.

43lbs of tomatos cost $387. how much would 41lbs cost

Bring the fraction a/a-4 to a denominator of 16-a^2

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 =