Find the Coefficient a of the Term in the Expansion $( 6 x - y ) ^ { 10 }~ a x ^ { 2 } y ^ { 8 }$

question 55

Multiple Choice

Find the coefficient a of the term in the expansion of the binomial.​ Binomial Terms
$( 6 x - y ) ^ { 10 }~ a x ^ { 2 } y ^ { 8 }$ ​

• A)1,621
• B)1,620
• C)1,619
• D)1,623
• E)1,618

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