Question

When adding square root of 9 and - 7 what type of number is the sum of a _________.
rational number
whole number
radical number
interger

Answer 1

Well what is \(\sqrt{9}-7=\)?

Answer 2

the answer is -4 but what is that

Answer 3

well, can you tell me what whole numbers look like?

Answer 4

if not read this, http://www.purplemath.com/modules/numtypes.htm

Answer 5

So it is an integer?