" 1.Write the set "{x:x in R,-4

Write the set (x : x in R & - 4 lt x le 6) as an interval.

Write the set A={x:x is an integer,−1≤x≤4} in roster form.

What is the set : {x:x in R, x^2=9, 2x=4} ?

State whether the following sets are null set or singleton set: {x|x in R,x^2=-4}

Mark the following subsets of set R of real numbers on the number line and write them intervals: {x:x in R, x ge 3}

State whether the following sets are null set or singleton set: {x|x in R,x!=x}

Let R be the relation on set A={x:x in Z, 0 le x le 10} given by R={(a,b):(a-b) "is divisible by " 4} . Show that R is an equivalence relation. Also, write all elements related to 4.

Write the following as intervals : {x : x in R,-4 < x le 6}

Write the following sets as intervals: {x : x ∈ R, -6 < x <10 }