Question

(5^62+5^61+5^60÷5^59)

Answer 1

  5⁶²+5⁶¹+5⁶⁰:5⁵⁹ =
=5⁶² + 5⁶¹ + 5⁶⁰⁻⁵⁹ = 
=5⁶¹*(5+1)+5=
=5*(6*5⁶⁰+1).

Answer 2

(5 ^62+5^61+5^60)*9615^60(5^2+5+1)*961 = 
= 5^60*(25+5+1)*31^2 = 
= 5^60*31*31^2 = 
= 5^60*31^3 

sau  

5^62+5^61+5^60:5^59 = 
=5^62+ 5^61 + 5^60-59 = 
=5^61*(5+1)+5=
=5*(6*5^60+1).