Question

set X= {x|x∈N ,-3≤x<4} is written in Roster form as Set X = _____.
(1 Point)

{-3,-2,-1,0,1,2,3,4}

{-2,-1,0,1,2,3,4}

{1,2,3}

{1,2,3,4}



2 questions

Y = set of right angles in a right triangle.Then, set Y is .
(1 Point)

a. an empty set

b. a singleton set

c. a set with exact two elements

d. an infinite set​

Answer 1

Answer:

1=-3,-2,-1,0,1,2,3,-4

2=an singleton set

Answer 2

Answer:

1.{-3,-2,-1,0,1,2,3}

2.b.singleton set