Evaluate lim x->2 (x2-4)/(x-2)
4
Find d/dx of x3+4x
3x2+4
x2dx
x3/3 +C
FTC part 1
The integral on (a, b) of f(x) dx = F(b) - F(a)
Intermediate Value Theorem
If f is continuous on the closed interval [a,b] and k is any number between f(a) and f(b) then there is at least one number c in [a, b] such that f(c) = k
Find the vertical asymptote of f(x)=1/(x-3)
3
Find d/dx of sin(x)
cos(x)
cos(x)dx
sin(x)+C
FTC part 2
If f is continuous on an open interval containing a, then for every x in the interval the derivative of the the integral of f(x) dx on said interval is equal to f(x)
Product Rule
d/dx (f(x) g(x)) = f(x)g'(x) + g(x) f'(x)
Evaluate lim x->infinity (3x2+1)/(x2-5)
3
Find d/dx of ln(x)
1/x
Evaluate int(0,1)xdx
1/2
d/dx int (0,x) t2dt
x2
Quotient Rule
d/dx (g(x)/ h(x)) = (h(x) g'(x) - g(x) h'(x))/ h(x)^2
Explain continuity at a point
A function that has no sudden breaks, jumps, or holes at a specific location
Differentiate y=x2ex
y'=2xex+x2ex
What's the meaning of the area under a curve?
Accumulated change represented by the definite integral
Evaluate int (1,3) 2xdx
8
Mean Value Theorem
f'(c) = (f(b) - f(a))/ (b - a)
Evaluate lim x->0 sin(x)/x
1
Use implicit differentiation x2+y2=25
-x/y
Find average value of int (0,4) 2x2+4x-7
35/3 or 11.67
What's the connection between derivatives and integrals?
They are inverse
Average Value Theorem
1/ (b-a) times the integral on (a, b) of f(x) dx