Solve using the quadratic formula. Show all work. Write each solution in simplest form. No decimals.

Which is the correct excel formula for the 80th percentile of a distribution that is n(475, 33)? =norm.dist(80,475,33,1) =norm.inv(0.80,475,33) =norm.s.inv((80-475)/33)?

Which of the following are parts of a sphere

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2