Question

The numerical cofficent of -21 ab2 is ?
Option
1) -21 a
2) -21 b2
3) -21
4)- ab 2​

Answer 1

Answer:

C) -21

The coefficient of -21ab is -21

if the question is coefficient of -21ab2 for 'a' is

B) -21b2

Hope you may get it

Mark as brainliest

Thank You...