17-(4k-2) larger than or equal to 2 (k+3)

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square

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.)