The technology behind the internet and e-mail dates back as far as 1969. what two software innovations the internet become user-friendly to the average computer user?

The following is an excerpt from a slide presentation. today we will inverse operations solving equations using inverse operations solving inequalities using inverse operations from which part of the presentation does the slide most likely come from? a. introduction b. outline c. body d. conclusion

What is the total resistance in a circuit that contains three 60 ohm resistors connected in a series? a. 20 ohms b. 120 ohms c. 60 ohms d. 180 ohms

Worth 50 points answer them bc i am not sure if i am wrong