A discontinuity where the limit exists, and a hole is present.
Product rule
What is f’(x)=u(x)v’(x) + v(x)u’(x)
exdx
What is ex+c
The derivative of f(x) = x2
What is f'(x) = 2x.
S 20x4e2x^5+3dx
2e2x^5+3+c
F(x)=1/x-3 at x=3
What is not continuous
Quotient rule
f’(x)=v(x)u’(x) - u(x)v’(x)/[v(x)]2
Cosxdx
SinX+C
The derivative of g(x) = 5x3
What is g'(x) = 15x2
S 12e3xdx
4e3x+c
F(x)=8-3x2 at X>-2 and F(x)=-4+X at X<-2
limf(x)=-6
limf(x)=-4
what is discontinuous
Chain rule
h’(x)=f’(g(x)) (g’(x))
Sec2xdx
Tanx+C
g(x)=ex(5x3+2x+6)
(ex)(15x2+2)+(ex)(5x3+2x+6)
S(2x3+1)7(x2)dx
1/48(2x3+1) +C
When a function is continuous
What is existing 2 sided limits, y values at x=a, and limit=y value
Power rule (a/x)
What is ax-1
Secxtanx dx
Secx+c
5x2-15x
10x-15
S 4Xsin(3x2)dx
-2/3cos(3x2)+C
F(x)= x2-1/x-1 at X=1 and F(x)=3 X≠1
What is f(1)=3 and lim f(x)=2, so f(x) is not continuous at X=1
The rule used in related rates
What is product rule
cscxcotx dx
-cscx+c
f(x)=-4log2(3x5)
—4(1/ln(2)3x5)(15x4)
S (2x+5)(x2+5x)7dx
(1/8)(x2+5x)8+C