3x3 + 15x2 - 7x - 3
9x2 + 30x - 7
integral
(x2 + 5x + 3) dx
(x3/3) + (5x2/2) + 3x + C
parametric equations for
r = 5@ (x = ? , y = ?)
x = 5@(cos@), y = 5@(sin@)
limit as h -> 0
(x2 + h) - (x2) / h
2x
cos(2x) - sin(x2)
-2sin(2x) - 2xcos(x2)
(tabular) integral of
(x2(ex))
x2(ex) - 2x(ex) + 2ex + C
x(t) = t3 + 2 y(t) = 2t9/2
(integral from 1 to 3) sqrt. (3t2)2 + (9t7/2)2 dt
dy/dx= y(sinx)
y=e if x=0
y= e-cosx+2
limit as x -> 7
(sqrt. (x + 2) - 3) / x - 7
1/12
123x + 2
123x + 2 (3 ln|12|)
(division) integral of
(x2 + 6) / (x + 1)
(x2/2) - x + 7 ln|x+1| + C
Set up arc length
r=6(sin@) 0<@<pi/2
3pi
dy/dx = ex + 3y
y = -1/3 (ln (-3ex - C)
limit as x -> 0
X2/(cosx - 1)
-2
log5x
1 / x ln (5)
int. by parts
ex(cos(x))
(ex (sin(x)+cos(x))) / 2
find equation at t=1
x(t) = 3t2 Y(t) = 2t
Y - 2 = 1/3 (X - 3)
dy/dx = ex - 9y
y = 1/5 (ln (9ex + C))
limit as x -> 5
(x2 - 25) / (x2 - 4x - 5)
5/3
e-4x(sin3x)
3e-4x (cos 3x) - 4e-4x (sin 3x)
improper int. (from 0 to 4)
1/ sqrt. x
4
Polar coordinates.
Find dy/dx when r=e@/5
5
dy/dx = 4xe3y
y = -1/3 (ln (-6x2 + C))
limit as x -> 0
(2x + sinx) / x4
infinity !