A Math Give up
Show Example
Record: 1/5 Score: 1 Penaltys: 1 oft
Complete: % Grade: 0%
Joseph Ramos
Rotation of a Point
Sep 14, 8:10 05 AM
?
What is the image of the point ( - 7.9) after a rotation of 90 counterclockwise about the organ?

______________________________

 - M = 2

 - N = -4

 - The reason we multiply first is due to Order of Operations or PEMDAS: Parenthesis, Exponents, Multiplication, Division, Addition, Subtraction.

 - When we see y(x) this just means whatever number or variable is before the parenthesis, you multiply it by that.

Equation at the end of Step 2:

 - We do this once more because we had one last parenthesis.

Equation at the end of step 3:

Equation at the end of Step 4:

______________________________