To express 2 x 3^2 x 7 as a whole number, we need to calculate the value of the expression.
2 x 3^2 x 7 = 2 x 9 x 7 = 18 x 7 = 126
So, the answer is 126.
express 2 x 3^2 x 7 as a whole number
42
126
63
252
1 answer