Find all real zeros of the function f(×) -3×(×-2)(×2-25)

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais

Asphere has a diameter of 10 in. what is the volume of the sphere?