Domain of a rational expression The domain of a rational expression is a collection of the values for the variable that will not result in an undefined mathematical operation such as division by zero. For a = any real number, we can notate the domain in the following way: xx is all real...
In math, we like to write exponents with a positive number. So what happens if I get a negative exponent? What about a zero exponent? Before we get started, I need to tell you something important here: x^-a does not mean -x^a. The negative exponent has nothing to do with positive...
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Use the algebraic definition of a negative number to compute 48 - 13. Which property should be used first in each of the following expressions if the goal is to combine like terms? a. 2x + (3y - 4x) b. (3y + 2x) - 4x What's a constant term in math?
Math FormulaeMonth Definition Of MonthIt takes approximately 30 days for the Moon to orbit around the Earth and this time period is called a Month.More About MonthThere are 12 months in a year. They are: January, February, March, April, May, June, July, August, September, October, Novem...