In the lcm of 3a^2b^4c^5 and 7a4bc^2 what is the exponent on the b? 1, 4, 5, 6

The line containing the midpoints of the legs of right triangle abc where a(-5,5), b(1, 1), and c(3, 4) are the vertices.

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0

2. using calculations based on a perpetual inventory system, determine the inventory balance altira would report in its august 31, 2021, balance sheet and the cost of goods sold it would report in its august 2021 income statement using the average cost method. (round "average cost per unit" to 2 decimal places.)