A(n) is a rate that has a denominator of 1. empty set unit rate contradiction identity

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)?

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

Jada has a monthly budget for her cell phone bill. last month she spent 120% of her budget, and the bill was 60$. what is jada’s monthly budget