Question

find the value of (216)^-2/3 +(256)^-3/4
​

Answer 1

Step-by-step explanation:

a=

(216)

3

−2

4

+

(256)

4

−3

1

+

(243)

5

−1

2

=

6

−2

4

+

4

−3

1

+

3

−1

2

=4(6

2

)+1(4

3

)+2(3)

a=144+64+6=214

∴

(216)

3

−2

4

+

(256)

4

−3

1

+

(243)

5

−1

2

=214