yeh i always stuff up on the smallest mistakes as well! but in the hsc they are quiet lenient with little mistakes...like if you use the right method to answer a question but stuff up the final answer because somewhere along the way you wrote that 4x3=24 then they still give you the full...
ive got this trig question with the solution and everything...i just dont understand how they got from one step to the next. it looks simple im just not getting it...
question:
prove cot (A + B) = (cotA cotB-1)/(cotA cotB)
solution:
(ok i understand all of RHS so ill just give u the...