First off, here is my solution to Old Exam Question #2:
(Click for enlargements)
I even stuck to the no calculator rule! Tangent is very slightly out, but if I repeated the algorithm it would be right. I suspect I’d get the mark despite being 0.01 out.
Did you use a different method to Old Exam Question #2 ?
Anyway, onto the next question.
This is from a 1974 O Level Paper:
My solution will be posted with the next question (soon).