Which long division problem can be used to prove the formula for factoring the difference of two perfect cubes?
o a-b) a² + ab + b²
o a+b) a² - ab +6²
a+ba+da+b+ dab- b
l
a-3) a² + 0a²b + ab²-63

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

Type the correct answer in each box, round your answers to the nearest integer 20 25 30 in the figure, the perimeter of hexagon abcdef is approximately w units, and its area is square units

Fill in the table with whole numbers to make 430 in five different ways