Questions Answered

mzirino:
Group Title
Problem set 3, question 2A1 says:
Find the linearization of sqrt(a + bx) at 0, by using (2), and also by using
the basic approximation form…
 updated 2 years ago
 2 replies
 2 Medals

angstrem1:
Group Title
Why does (cos(x)1)/x go to 0 and sin(x)/x go to 1 as x go to 0? I can see the plots of that functions at wolframalpha, but I can't understa…
 updated 2 years ago
 13 replies
 3 Medals

zatkid123:
Group Title
On section 4 of part A of the first unit (wow that is a mouthful) how are we expected to know how to calculate the derivative of sin 2x? On…
 updated 2 years ago
 4 replies
 3 Medals