Question

Please solve this
I want it fast please

Answer 1

Answer:

8-c, 9-b, 10-c, 11-b, 12-a

Answer 2

Answer:

8. c) 0.4142

9.) b) 0.707

10.) c) 2+√3

11.) a) 3+2√2

12.) a) 4/3

13.) d) 20

14.) c) -4

15.)a)x=13 ,y=-7