Question

plz tick the correct answer​

Answer 1

1. b)natural
2. c)5
3. a)1/a-b
4. a)equilateral triangle
5. c)3
6. a)rational
7. a)binomial
8. b)x^9
9. c)-3
10. c)x^2-y^2
11. b)-4x
12. b)-2 ab
13. 1