Expand the following. In other words, remove the parentheses (brackets): 3z(z + a-3)
A 3z2 + 3az - 92
B 3z2 + az - 3z
C3z2 + 3az +9z
D 6z + 3az - 92

(hurry! ) which expression is equivalent to the following complex fraction?

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2