When is it essential to take measures to release trapped cfc, hcfc, or hfc refrigerant from the compressor oil during refrigerant recovery?

Formula that contains a nested function that first calculates the average of the values in range e6: p6 and uses the round function to round that average to the nearest 10 dollars. use -1 for the value of the number digit argument. would the formula be =round(average(e6: p6),0

What are compression artifacts? 1) visible defects in the picture caused by the nature of the compression algorithm. 2) numbers that tell a web server how much to compress a picture for faster transmission. 3) invisible defects in the picture preserved by lossless compression. 4) numbers that tell a photo editing program how much to compress a picture for faster transmission.

How do you set up a slide show to play continuously, advancing through all the slides without requiring your interaction? a. click set up slide show, and then select the loop continuously until ‘esc' and show without narration options. b. click set up slide show, and then select the loop continuously until ‘esc' and use timings, if present options. c. click set up slide show, and then select the show presenter view and use timings, if present options. d. click set up slide show, and then select the show without animation and browsed at a kiosk (full screen) options.