Question

simplify:
step-by-step explanation
for standard 9​

Answer 1

Answer:

rationalise each first..........mm..

.....

Answer 2

Answer:

5 cube=125-3 cube=27

so first is ..1/125-27=

=1/98=98

the second is..5 cube =125+3cube =27

=125+27=152

=1/152=152

Now..1/98-1/152= -54ans