Sara runs a website that helps people learn programming. Every month, Sara receives a subscription fee of Dhs10 from each of the subscribers to her website. Last month, the website had 100 subscribers. This month, 30 new members joined the website, and 10 members canceled their subscription. How much money has she made those two months?

What is the standard form of -5x^2+2x^4-11+x^3+3x

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18

An object in geometry with no width, length or height is a(n):