Question

pls tell fast .................just ques 9 (a) part

Answer 1

first solve (4/3)^-1.. gives 3/4
then (1/4)^-1 gives 4
after subtracting it gives -13/4 and then take (-13/4)^-1=-4/13

Answer 2

$(3 \div 4 )- 4$
$(3 - 16 ) \div 4$
${(- 13 \div 4)}^{ - 1} = - \frac{4}{13}$