What is 38,496 rounded to the nearest thousand

What is f(3) for the quadratic function f(x)= 2x^2+ + x - 12

The sum of two numbers is 12 and their difference is 18 what are the two numbers

Which of these would have been most likely to have been a carpetbagger during the reconstruction era? a) a new york businessman who relocated to mississippi b) a former slave who was able to buy land in birmingham c) a carolina-born politician who supported the democratic d) a former confederate officer who owned a farm in memphis eliminate