Question

How to to it with step by step explanation

Answer 1

`15^(5) / 15 ^(7)`

• Whenever the bases are same, powers are different and there is a division sign between them, The powers are subtracted.
• 
  `a ^(m) / a ^(n) = a ^(m - n)`

`15 ^( 5 - 7)`

`15 ^( - 2)`

`\tt \: alternate \: from : \\ (1)/(15 ^(2) )`