Liam highlighted the columns in the multiplication table below to find equivalent ratios. The same number goes into each box to make the two ratios below equivalent.

Which number goes into both boxes?
6
9
12
18

The function a represents the cost of manufacturing product a, in hundreds of dollars, and the function b represents the cost of manufacturing product b, in hundreds of dollars. a(t) = 5t + 2 b(t) = 7t - 2t +4 find the expression that describes the total cost of manufacturing both products, a(t) + b(t). a. 7t^2 - 7t + 2 b. 7t^2 + 3 +6 c. 7t^2 + 7t - 6 d. 7t^2 - 3t + 6

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.