What is the difference between evaluating a double integral using an integrated integral and evaluating a double integral using the limit?

Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.

In a timed typing test lara typed 63 words per minute.estimate the number of words she should be able to type in half in hour show your work