Binomial theorem exaplen
Question
Maths
Oct. 4, 2018, 6:57 p.m.
Answer
The number which must be subtracted from 11,15,21 each so that the middle number so obtained is the mean proportional of the other two,is:
Maths
Oct. 4, 2018, 5:26 p.m.
Answer
find the difference between simple interest and compound interest.p is 21000,r is 4% p.a,t is 2years3months
Maths
Oct. 4, 2018, 3:18 p.m.
Answer
I am looking for the proof of the theorem that the included angle(s) in a semicircle is (are) right angle(s). I thought this was "Thales Theorem" . Theorem 6:1 here, is marked as referring to Thales but is about basic proportionality (a line parallel to the base of a triangle cuts the other 2 sides in the same proportion)
The proof on the Wolfram site uses scalar vectors which I don't (yet) understand and also ( I think) has a slight error , or misprint, in the explanation.
If U={1,2,3,4,5,6,7,8,9,10}, A={1, 2, 3, 4} B={x/x belongs to P, x<7} prove that (A intersection B) complement =A compliment intersection B compliment
