Question

write in roster form plzzzz

Answer 1

U={1,2,4,8,16,32,64,128}
A={1,4,16,64}
B={1,8,64}

Answer 2

✍✍HERE IS YOUR ANSWER..⬇⬇
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$\underline{ANSWER}$ ➡

1) U = { x | x = $2 {}^{n}$ , n € W , n < 8 }

= { 1 , 2 , 4 , 8 , 16 , 32 , 64 , 128 }

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2) A = { y | y = $4 {}^{n}$ , n € W , n < 4 }

= { 1 , 4 , 16 , 64 }

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3) B = { z | z $8 {}^{n}$ , n € W , n $\frac{ < }{} \: \: 2$

= { 1 , 8 , 64 }

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