Question

(3^-1 x 4^-1)^-1 x 5^-1

Answer 1

Answer:

12/5 = 2.4

Step-by-step explanation:

(3^-1 x 4^-1)^-1 x 5^-1

=

$( \frac{1}{3} \times \frac{1}{4} ) ^{ - 1} \times \frac{1}{5}$

=

$( \frac{1}{12})^{ - 1} \times \frac{1}{5}$

=

$\frac{12}{5}$

=2.4

Answer 2

Answer:

12/5 or 2.4

Step-by-step explanation:

(3^-1 x 4^-1)^-1 x 5^-1

= ( 1/3x1/4)^-1x5^-1

= 1/12^-1x5^-1

= 1/1/12 x 5^-1

= 12x1/5

= 12/5

=2.4