Select all numbers that are irrational.

Can anyone me with 32,33,36,37,and 40.

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest