1)) Simplify Write your answer using whole numbers and variables. (4z^2-19z+12)/(4z^2)+21z-18 square

To simplify the given expression, we need to factorize both the numerator and the denominator.The numerator is . We can factorize it as .The denominator is . We can factorize it as .Now, we can rewrite the given expression as: We can cancel out the common factor from the numerator and denominator: Therefore, the simplified form of the given expression is .