1:21 6. Fatima used binomial theorem to solve (a-4b)'. Her answer was a'+(-28)a°b-(-336)a°b²-2240a³b³+8960a°b*-21504a°b³+28672ab -16384b' Was she correct? Explain your answer. 7. Explain the steps...

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Extracted text: 1:21 6. Fatima used binomial theorem to solve (a-4b)'. Her answer was a'+(-28)a°b-(-336)a°b²-2240a³b³+8960a°b*-21504a°b³+28672ab -16384b' Was she correct? Explain your answer. 7. Explain the steps required to rewrite the following as (a+b)". 32a°+240a*b+720a'b?+1080a'b'+810ab*+243b 8. Malachi is celebrating his birthday with a catered dinner for him and 9 friends. Malachi will sit at the head of the table, and his friend Manusheri does not want to sit next to Gray or Bhupinder. In how many ways can people be seated?