Question

Does anyone know good math website for practice ????????????????

I want to prepared exam which includes these lists

5.1 Review of Equations and Graphs of Lines
5.2 Formulation and Solution in Two Variables
5.3 Three or More Variables

6.1 Matrix Notation and Algebra
6.2 Matrix Inverses
6.3 A Linear Economic Model

7.1 Formulation of Linear Programming Problems
7.2 Systems of Linear Inequalities in Two or More...
7.3 Graphical Solutions of Linear Programming...

I will be thankful for your share :)

Answer 1

khanacademy

Answer 2

interactmath.com

Answer 3

khanacademy

Answer 4

khan academy

Answer 5

khan academy and IXL math and english

Answer 6

khan academy is free to sign up

Answer 7

https://twitter.com/eninone_math

Answer 8

http://www.themathpage.com/index.html

Answer 9

http://www.mathsisfun.com/

Answer 10

http://www.basic-mathematics.com/

Answer 11

Ask your problem/duscuss math- http://mathforum.org/

Answer 12

http://www.archimedes-lab.org/

Answer 13

http://www.gogeometry.com/

Answer 14

https://plus.maths.org/content/

Answer 15

http://nrich.maths.org/frontpage

Answer 16

Euclid' Elements- http://aleph0.clarku.edu/~djoyce/java/elements/elements.html

Answer 17

http://www.sosmath.com/

Answer 18

you should sign up KhanAcademy- https://www.khanacademy.org/

Answer 19

MIT OpenCourse- http://ocw.mit.edu/index.htm

Answer 20

http://nptel.ac.in/

Answer 21

https://www.youtube.com/user/nptelhrd

Answer 22

http://www.mathwarehouse.com/

Answer 23

Paid service- http://www.explorelearning.com/

Answer 24

More web for math- https://en.wikipedia.org/wiki/Category:Mathematics_websites

Answer 25

Paid service- http://www.reflexmath.com/

Answer 26

http://mathworld.wolfram.com/

Answer 27

http://demonstrations.wolfram.com/

Answer 28

https://projecteuler.net/

Answer 29

for professional mathematicians- http://mathoverflow.net/

Answer 30

stay update to prime numbers- http://primes.utm.edu/

Answer 31

http://eqworld.ipmnet.ru/

Answer 32

graph function and take a snapshot- http://graph.tk/

Answer 33

too many websites @taejunlee

Answer 34

'It appears to me that if one wishes to make progress in mathematics, one should study the masters and not the pupils.'
Quoted in O Ore, Niels Abel, Mathematician Extraordinary
https://en.wikipedia.org/wiki/Niels_Henrik_Abel