Question

B = {y : y = 2n1 , n ! N, n ≤ 5}. Represent this in Roster form.

Answer 1

Hi ,

Given Set Builder Form :

B = { y : y = 2n , n € N , n ≤ 5 }

n = 1 , 2 , 3 , 4 , 5

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n | y = 2n

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1 | y = 2 × 1 = 2

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2 | y = 2 × 2 = 4

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3 | y = 2 × 3 = 6

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4 | y = 2 × 4 = 8

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5 | y = 2 × 5 = 10

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Roster Form :

B = { 2 , 4 , 6 , 8 , 10 }

I hope this helps you.

: )

Answer 2

Hello

n = 1 , 2 , 3 , 4 , 5

Putting the values in 2n

Roster form = { 2 , 4 , 6 , 8 , 10 }

Hope it helps