With Instructables you can share what you make with the world and tap into an ever-growing community of creative experts.
share what you made with text, photos, video, and files
gather your favorite instructables together
There is a mathematical trick for those people who are most knows the math.... 2+2=5
-20 = -20
Further we will add 20 1/4 to both members of equation
all know these mathematical formulas 1) a=4 b=9/2 2) a=5 b=9/2
all know these mathematical formulas
both parts are positive, it is possible to take a square root
as was to be shown
We have a be nice comment policy. Please be positive and constructive.
Download our new apps for iOS, Android and Windows 8!
© 2015 Autodesk, Inc.
By clicking "Create Account" you are indicating that you have read and agree to the Terms of service.
Already a member? Login »
Enter the email associated with your account and we will send you your username and a temporary password.
Not a member? Sign Up »