PLEASE HELP ME(NO FAKE ANSWERS) PLEASE 15 points! All my points

Answer:
1. (2.75) , ([tex]\sqrt{8}[/tex]), (2.8) , ([tex]\sqrt{10}[/tex])
2. [tex]\sqrt{13}[/tex], 3.5, [tex]-\sqrt{12}[/tex], -3.5
Step-by-step explanation: