Author Topic: past quiz problem  (Read 367 times)

ziyizhou

  • Newbie
  • *
  • Posts: 4
  • Karma: 0
    • View Profile
past quiz problem
« on: September 24, 2020, 01:23:16 AM »
could someone help me to solve this? please show the step

RunboZhang

  • Sr. Member
  • ****
  • Posts: 51
  • Karma: 0
    • View Profile
Re: past quiz problem
« Reply #1 on: September 24, 2020, 09:38:27 AM »
Hi, the picture attached below is my solution to this problem.