No.
Yep, Its a square number. The square root is 42
42 is not a square number but 42^1=42
42 is composite
The square root of 42 is an irrational number
it is, but the answer is a decimal.
No it is not.
Yes.
The only whole number square between 29 and 42 is 36 .
16 = 42
The square of a number is the number multiplied by itself. Therefore the square of the number 4 written normally as 42 is = 4*4 = 16. Five more than 42 would therefore be =(4*4)+5 = 21.
The answer will depend on the value of x. If x is a square number, then the answer is 42,If x is a factor of 42 then it is 42/x,Otherwise it is 42*x.
42-22=16-4=12