Question

(iii) 8ab4, -6ab4, 16ab4.-20ab4 and 2 ab4
2ab4​

Answer 1

Answer:

Answer

Correct option is

C

33

Formula (a−b)

2

=a

2

+b

2

−2ab

Given, a

2

+b

2

=41 and ab=4

So, (a−b)

2

=a

2

+b

2

−2ab=41−2×4=41−8=33

=>a−b=

33