Question

Which of the given number sets contains all integer numbers? ANSWERS {sqrt 4, -1/6, 9.5} {sqrt 49, -1, 0} {-5, sqrt 0, pie} { 10/4,13, sqrt 20}

Answer 1

Integers number are positive or negative whole numbers.

Then, from the given options, you can notice that integers number are in the following set:

{√49 , -1 , 0}

√49 is an integer because √49 = 7