Question

find the value of:

{[4/3]-¹ - [1/4]-¹}







answer is 16/169
​

Answer 1

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

Correct answer is -13/4 .

Answer 2

Answer:

-4/13

Step-by-step explanation:

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

=(1/4)^-1=4

={(4/3)^-1-(1-4)^-1}

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

=(3-16/4)^-1

=(-13/4)^-1

=-4/13