Is a 2x2 and 2x3 matrix multiplied undefined

Matrix multiplication is defined for M×K and K×N matrices to give an M×N result. Note that the middle two numbers (K) are the same.

Matrix multiplication of a 2×2 and 2×3 matrix will give a 2×3 matrix result. It is defined.

idk

step-by-step explanation:

use that smart brain

so far i think you have the right thing going for you just remember soh cah toh

step-by-step explanation:

sine over hypotenuse

cosine   equals adjacent

tangent over hypotenuse