1.) Which of the given expressions is NOT a rational algebraic expression
2.) Find the rational expression equivalent to x²-1 / x+1
3.) Which of the given expression is the simplest form of a²+6a+5 / a+1?
4.) Reduce to lowest term 8x³y⁴ / 4xy²
5.) Find the product of x+3 / 2x -4 and x-2 / x²+4x+3
