94.8k views
17 votes
Factor completely: ​

Factor completely: ​-example-1

1 Answer

7 votes

Answer:


{3 + (1)/(5) x} \: * 3 - (1)/(5x)

Explanation:

by factorization;

  • 27 - 1/125 x^3
  • (3)^3 - (1/5x)^3
  • ( 3 + 1/5x ) ( 3 - 1/5x )

[ a^2 - b^2 = (a +b) × (a-b)

User Chirag Nagpal
by
3.2k points