What is the equation of the line that is perpendicular to the
given line and has an x-intercept of 6?

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

If m 17 27 90 63 ** picture is attached

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