January Mock Flashcards
1
Q
Differentiate sin(kx)
A
Kcos(kx)
2
Q
Differentiate cos(kx)
A
-Ksin(kx)
3
Q
Differentiate tan(kx)
A
Ksec^2(kx)
4
Q
differentiate e^kx
A
Ke^kx
5
Q
Integrate e^kx
A
1/k e^kx
6
Q
Integrate A^x
A
A^x / lnA
7
Q
Integrate cos(KX)
A
1/K Sin(KX)
8
Q
what does the function y=a f(x) do?
A
A stretch in the y axis of scale factor a
9
Q
what does the function y=f(ax) do?
A
stretch in the x axis by the sf of 1/a
10
Q
Differentiate ln X
A
1/X
11
Q
what is the term to term rule for an arithmetic sequence?
A
Un = a+(n-1)d
12
Q
what is the term to term rule in a geometric sequence?
A
Un = ar^n-1
