when adding square root of 9 and -7 which type of number is the sum?
irrational
whole number
radical
integer
3 answers
Integer
sqrt 9 + sqrt -7 ????
3 + i sqrt 7
which is complex and irrational
If you mean sqrt(9-7) that is sqrt(2) which is irrational
if you mean sqrt(9) -7
that is 3-7 = -4
which is an integer
3 + i sqrt 7
which is complex and irrational
If you mean sqrt(9-7) that is sqrt(2) which is irrational
if you mean sqrt(9) -7
that is 3-7 = -4
which is an integer
thank you :)