Mathematics - 30 August 2007

1) find the angle between the lines y=2x+1 and y= -3-5
what are the steps to find the answer?

2) simplify: (1-cos^2x)(1-cot^2x)
??? please help me!!

2007-08-30 01:25:49 · 2 answers · asked by Anonymous

What is the easiest method for solving angle of elevation questions?

2007-08-30 01:02:54 · 1 answers · asked by journey 1