A is the solution set of the equation x2 - 4 = 0. B is the solution set of the equation x2 + 1 = 0
C is the solution set of the equation x2 - 2x + 1 = 0
Use roster notation to write these sets.
What do you call each of them ?

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.)

Which two fractions are equivalent to 24/84? 6/42 and 2/7 6/21 and 2/6 12/42 and 3/7 12/42 and 2/7

Hundred and tens tables to make 430 in five different ways