Complex Fractions, Rational Equations, and Applications (6

Complex Fractions, Rational Equations, and Applications

Across 1. When solving motion application problems involving a boat going up stream (against the current), the speed of the boat will be reduced by the speed of this. 2. This method is used to convert expressions with units of feet per minute to equivalent expressions in miles per hour. 4. A fraction that contains on or more fractions in the numerator of denominator is called a _____ fraction. 5. The difference in the process of solving rational equations and addition or subtraction of rational expressions is that we can _____ fractions when solving an equation, but make denominators the same when adding and subtracting. 6. A complex fraction with only one fraction in the numerator and one fraction in the denominator can be easily simplified if it is converted to a _____ problem. 7. When solving an equation, the solution must be checked. Solutions that don’t satisfy the original equations are called this. Down 10 ft 1. To convert units from 10 feet per second to feet per minute, we start with and 1sec 60sec multiplying this fraction by since this fraction is equal to one. This fraction is called this. 1min 1 1 - x y 3. The fraction can be simplified by multiplying every single term by xy which is called 1 1 + x y this. 4. The last step in solving a rational equation is to _____ and eliminate any extraneous solutions.

Authored by Kamilia Nemri Spokane Community College Complex Fractions, Rational Equations, and Applications

Across 1. Current 2. Unit analysis 4. Complex 5. Clear 6. Division 7. Extraneous

Down 1. Conversion factor 3. LCD 4. Check

Authored by Kamilia Nemri Spokane Community College