https://padlet.com/ryanc3231/yrjcuqf8g5wc Made with a lightning strike of genius en-us 2017-03-15 18:07:46 UTC 2023-05-28 10:57:20 UTC hello@padlet.com ryanc3231 https://padlet.com/ryanc3231/yrjcuqf8g5wc/wish/160343291 Vector-a quantity having direction as well as magnitude, especially as determining the position of one point in space relative to another.

Matrix- an array of numbers]]> 2017-03-15 18:24:00 UTC https://padlet.com/ryanc3231/yrjcuqf8g5wc/wish/160343291 ryanc3231 https://padlet.com/ryanc3231/yrjcuqf8g5wc/wish/160344390 Additive identity: [0 0]
                               [0 0]
Multiplicative identity: [1 0]
                                        [0 1]
finding multiplicative inverse: [a b] -1  =  1   [d-b]
                                                     [c d]      ad-bc[-c a]
Finding the determinant:ad-bc

Solving matrix equations: [a b] [x]  = [e]
[ c d] [y] = [f]

]]> 2017-03-15 18:27:31 UTC https://padlet.com/ryanc3231/yrjcuqf8g5wc/wish/160344390 ryanc3231 https://padlet.com/ryanc3231/yrjcuqf8g5wc/wish/160347885 - write polygons as matrixs

- Prove quadrilaterals  (side lengths/slopes)

Vectors- add subtract multiply by scaler in component form and visually, find the magnitude, use square root]]> 2017-03-15 18:38:42 UTC https://padlet.com/ryanc3231/yrjcuqf8g5wc/wish/160347885 ryanc3231 https://padlet.com/ryanc3231/yrjcuqf8g5wc/wish/160695655 2017-03-17 02:55:10 UTC https://padlet.com/ryanc3231/yrjcuqf8g5wc/wish/160695655 ryanc3231 https://padlet.com/ryanc3231/yrjcuqf8g5wc/wish/160696111 2017-03-17 02:59:36 UTC https://padlet.com/ryanc3231/yrjcuqf8g5wc/wish/160696111 ryanc3231 https://padlet.com/ryanc3231/yrjcuqf8g5wc/wish/160696335 https://www.khanacademy.org/math/precalculus/precalc-matrices/determinant-of-2x2-matrix/v/finding-the-determinant-of-a-2x2-matrix This video explains how to find a determinant in a 2x2 matrix. Its very helpful and quick.]]> 2017-03-17 03:02:25 UTC https://padlet.com/ryanc3231/yrjcuqf8g5wc/wish/160696335