Monday, 2 February 2015

Error Analysis - 01 Primes, HCF, LCM - Selected Questions from Lesson Notes (I)

What is wrong with the working?


Example 7




2 comments:

  1. cube root of 9870 is equal to cube root of 9.87 x cube root of 1000
    it is not equal to cube root of 9.87 x 1000

    ReplyDelete
  2. Why did he not cube root 1000. Should be Cube Rooted before he times and evaluate the final answer.
    @Group 2

    ReplyDelete