help

Hi all, I am having some minor troubles doing these questions. if you can help, that would be awesome!! 1. a) Calculate the change in PE when a student lifts a school bag of mass 10kg a vertical distance of 1.4 m above the floor. b) Calculate the PE when it is dropped. 2. A 30kg child slide...

Hey, I'm currently in Year 12, and I'm quite interested in Finance. I was wondering what the level of Mathematics would be like in a Bachelor of Finance & Mathematics. The assumed knowledge is Mathematics Advanced, and the recommended studies is Mathematics Extension 1. However, I only do...

hey guys could someone answer the follow IPT questions. would really appreciate it: 1) Explain the function of the switch when many nodes are simultaneously transmitting and receiving Ethernet frames 2) Critically analyse why each Ethernet frame includes a CRC rather than a checksum or parity...