Formulae Flashcards
1
Q
What is the formula for the median from discrete data?
A
(n+1)/2
2
Q
What is the formula for median from continuous data?
A
n/2
3
Q
What is e^kx differentiated?
A
ke^kx
4
Q
What is lnx differentiated?
A
1/x
5
Q
what is a^kx differentiated?
A
(a^kx)klna
6
Q
what is sinkx differentiated?
A
kcoskx
7
Q
What is coskx differentiated?
A
-ksinkx
8
Q
What is the product rule?
A
dy/dx = u(dv/dx) + v(du/dx)
9
Q
What is arctankx differentiated?
A
(1/1+(kx)^2) x (x)’
10
Q
What is arccoskx differentiated?
A
(-1/(1-(kx)^2)^1/2) x (x)’
11
Q
What is arcsinkx differentiated?
A
(1/(1-(kx)^2)^1/2) x (x)’
12
Q
What is ln(2x + 3) differentiated?
A
2/2x+3
