Question

3. Simplify: (3-1 + 6-1)
:
4.​

Answer 1

Answer:

$(9 {)}^{ - 1} \div (3 \div 4 {)}^{ - 1 } \\ (9 {)}^{ - 1} \div \binom{4}{3} \\ \binom{1}{9} \times \binom{3}{4} = 1 \div 12$

Answer of this is 1/12 .....................