02:46

Find the domain of f(x)=sqrt(x-2)/((x+1)(x-5)).

01:28

Find the domain of f(x)=(x-3)/sqrt(2x-7).

02:10

Find the domain of f(x)=sqrt(x-5)/((x+1)(x-3)).

01:50

Find the domain of f(x)=6/sqrt(3+|x|).

02:16

Find the domain of f(x)=sqrt(4+5x)/sqrt(x-2).

01:55

Find the domain of f(x)=ln(5-x)/sqrt(x-2).

04:03

Find the domain of (x^2+3x+2)/(x^2+5x+4) and determine if there are holes or asymptotes.

07:57

Prove the quadratic formula.

06:39

Solve x^2-7x+12=0 either by factoring or using the quadratic formula.

04:02

Divide 2x^3+4x^2+6x+8 by x+2.

06:45

Divide 3x^4-6x^2-189 by x-3.

06:01

Divide x^6+2x^4+6x-9 by x^3+3.

06:52

Prove that the sqrt(2) is irrational.

05:09

If 2 divides m^2, then 2 divides m.

04:02

Divide 2x^2-5x-1 by x-3.

03:12

Divide x^2-3x-10 by x+2.

04:34

Divide x^2+5x+2 by x-6.

03:45

Divide x^2+9x+20 by x+4.

04:01

Find the domain of f(x)=sqrt(x+1)/sqrt(x^2-4).

03:14

Find the domain of f(x)=sqrt(x-4)/(x^2-64).

01:13

Find the domain of f(x)=(3x-4)/sqrt(x+9).

04:58

Find the domain of f(x)=sqrt(x^2+3x-18).

01:03

Find the domain of f(x)=sqrt(x-10).

02:54

Find the domain of f(x)=(2x-5)/(x^2-7x+12).

01:54

Find the domain of f(x)=7/(2x-1).

01:48

Derivative of 3x^2ln(x^(-x^2))

02:34

Solve x^2-3x+10=0 using the quadratic formula.

02:59

Solve x^2+4x+5=0 either by factoring or using the quadratic formula.

03:28

Solve x^2+2x-2=0 either by factoring or using the quadratic formula.

04:49

Factor the following quadratic equations

02:30

Find the domain of f(x)=sqrt(x-1)/(x^2+2x-24).

02:52

Simplifying expressions with radicals and division pt2

06:48

Finding the composition of functions

03:44

Find the domain of f(x)=(x+sqrt(x+3))/(x^2+4x-5).

04:52

Let f(x)=(x^2+1)/(2x). Find f(x)+f(2) and f(x+2).

02:30

Simplifying expressions with radicals and division pt1

02:06

Derivative of sqrt(x+7)

01:50

Derivative of e^(sin(3x))

01:24

Derivative of x^2tan(x)

01:47

Derivative of x^x

03:36

Integral of x^2e^xdx

01:33

Determine whether the sum from n=1 to infinity of n^2 converges or diverges

04:32

Determine whether the sum from n=4 to infinity of 1/(n^2-3n) converges or diverges

01:09

Integral of tan^2(x)dx

02:14

Integral of ln(x)dx

03:15

Integral of sec(x)dx

02:26

Integral of 1/(1+x^2)dx

02:23

Integral of tan(x)dx

03:58

Determine whether the sum from n=1 to infinity of 1/n! converges or diverges

02:29

Determine whether the sum from n=1 to infinity of n/ln(n) converges or diverges

03:34

Integral of sec^4(x)tan^2(x)dx

04:20

Determine whether the sum from n=1 to infinity of 2^n/n! converges or diverges

03:15

Determine whether the sum from n=1 to infinity of (-1)^(n+1)/n converges or diverges

02:46

Determine whether the sum from n=1 to infinity of (-4)^n/5^(n+1) converges or diverges

04:41

Determine whether the sum from n=1 to infinity of n/e^n converges or diverges

02:21

Integral of (1-x)sqrt(x)dx

02:52

Determine whether the sum from n=1 to infinity of 3^n/4^n converges or diverges

01:58

Integral of sin(2x)dx

04:19

Determine whether the sum from n=1 to infinity of (n/(3n+4))^n converges or diverges

05:28

Determine whether the sum from n=1 to infinity of 1/(n7^n) converges or diverges