Question

simplify and write the answer in exponential form (25/28)5* 2 -5​

Answer 1

[(5)^2/(2)^2 × 7] × 5× 2 - 5

then

[{5}^3/{2}^1 × 7 ] - 5

Now this will equal to

[ { 5 } ^ 3 - { 5 } ^1 × { 2 } ^ 1 × 7 / { 2 } ^1 × 7 ]

now this will equal to

55/14 or 5 × 11/ 2 × 7