1-¿Existen algunas funciones que tengan 20 raíces? Por que?
2-¿Y que tengan infinitas? Por que?​

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents

Determine if the solution set for the system of equations shown is the empty set, contains one point or is infinite. x + y = 5 x + y = 7 {} 1 solution infinite

Lucy is a dress maker. she sews \dfrac47 7 4 ? of a dress in \dfrac34 4 3 ? hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable.