Question

1/3 power -2 +1/4 power -2 + 1/5 power -2 - 1/6 power -2​

Answer 1

Answer:

${ \frac{1}{3} }^{ - 2} + { \frac{1}{4} }^{ - 2} + { \frac{1}{5} }^{ - 2} - { \frac{1}{6} }^{ - 2}$

$= 3 {}^{2} + 4 {}^{2} + 5 {}^{2} - 6 {}^{2}$

$= 9 + 16 + 25 - 36$

$= 50 - 36$

$= 14$

♥️hope it will help you♥️.