I need help with part b of question 12 in that paper
I've checked Exam Solutions for this question but I still don't understand why do we minus 1 in the end to give an answer of 2030 and NOT 2031?
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Maths a level watch
- Thread Starter
- 23-03-2016 17:10
- Official Rep
- 25-03-2016 18:30
Sorry you've not had any responses about this.
Why not try posting in a specific subject forum- you might have more luck there.
Here's a link to our subject forum which should help get you more responses.