Erin and christa were working on cubing binomials for math homework. erin believed they could save time with a shortcut. she wrote down the rule below for christa to follow. (a + b) -a + b3 does erin's shortcut always work? justify your result algebraically.

i dont know i just need points

126.66 m²

step-by-step explanation:

the pertinent area formula is a = πr², where r is the radius.

here, a = π(6.35 m)² = 40.32π, or approximately 126.66 m²

well we know there are 4 clubs in 52 cards so it’s replaced so it should be 3/51

step-by-step explanation:

answer: b

step-by-step explanation: