Question

Simplify
(81/16) ^-3/4 * (25/7) ^-5/2

Answer 1

(81/16)

−3/4

×[(25/9)

−3/2

÷(5/2)

−3

]=(

2

4

3

4

)

−3/4

×[(

3

2

5

2

)

−3/2

÷(

2

5

)

−3

]=(

2

3

)

−3

×[(

3

5

)

−3

÷(

2

5

)

−3

]

=(

3

2

)

3

×[(

5

3

)

3

÷(

5

2

)

3

]=(

3

3

2

3

)×(

5

3

3

3

)×(

2

3

5

3

)=1

Answer 2

Answer:

hope that it will helps you