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  1. A rotation by 90° about the origin. The general rule for a rotation by 90° about the origin...the object. lets say you have a point P(2,-3). The 90 degree rotation would place it at P'(3,2) under our general rule. You will see...

    1 Answers · Science & Mathematics · 14/05/2010

  2. ~Rotation 90 degrees clockwise: (x,y) --> (y,-x) Think of it like this, clockwise...after you switch x and y, the number on the right is negated. ~Rotation 90 degrees counterclockwise: (x,y) --> (-y,x) Counterclockwise...

    1 Answers · Education & Reference · 10/04/2016

  3. Rotation by half the angle. If R(theta/2) is the rotation matrix for angle theta/2, R(theta/2)*R(theta/2) is two rotations by theta/2, equivalent to a single rotation by theta which is R(theta).. .

    2 Answers · Science & Mathematics · 01/03/2013

  4. If you need to learn basic rotations, you should play on JV. I won't take any girl on varsity who...

    3 Answers · Sports · 05/07/2012

  5. Stereoisomerism about double bonds arises because rotation about the double bond is restricted, keeping the substituents...

    6 Answers · Science & Mathematics · 17/05/2008

  6. ...the twisting force F = MA when applied to a radius of rotation R. In other words torque is just F = MA...

    1 Answers · Science & Mathematics · 24/09/2012

  7. ...that limits the number of pitchers in a starting rotation. You could conceivably have a 6-man starting rotation, but most ...

    12 Answers · Sports · 17/03/2007

  8. Rotation of a body is the body spinning around its own axis; like the rotation...

    3 Answers · Science & Mathematics · 30/01/2009

  9. Rotation and translation are "affine" transformations. So if you have a set of points... will be the same as the corresponding two points in Y. So, in summary, rotations and translations are affine transformations and therefore: 1) Angles are...

    2 Answers · Science & Mathematics · 14/12/2008

  10. ... are correct in thinking that the specific rotation of enantiomers should be equal and opposite. ... will have a significant effect on the specific rotation. Natural products can be isolated...

    2 Answers · Science & Mathematics · 06/07/2009

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