(a + b)^3 = a^3 + 3a^2b + 3ab^2+ b^3
(a +(- b))^3 = (a-b)^2 = a^3 - 3a^2b + 3ab^2- b^3
Answer:
45% round 55% rectangular
Answer:
A
Step-by-step explanation:
Luis because the sample is taken from the population of all seventh graders.
I think the answer would be d in my opinion