Using floor, ceiling, and standard arithmetic notation, give an expression for a real number x 2.12...
Using floor, ceiling, and standard arithmetic notation, give an expression for a real number x 2.12 for example, 7.5 rounds to 8.) 2.13 2.14 rounded to the nearest 10-*, for an arbitrary number k of digits after the decimal point. rounded to the nearest integer. "Round up" for a number that's exactly between two integers- rounded to the nearest 0.1.