Question

prove that 5 to the power 28 + 5 to the power 27 + 5 to the power 26 whole divided by 5 to the power 29 + 5 to the power 28 minus 5 to the power 27 is equal to 31 by 145

Answer 1

5^28 can be expressed as 5^(26+2).
It is in the form a^(m+n).
We know that a^(m+n)=a^m×aⁿ
So, 5^28 can be expressed as 5^26×5². Similarly expand other terms.

Answer 2

Answer:

The correct answer is 31/145

hope it helps....