Determinants

this topic is for student to solve matrices using simple multiplication.


Given a matrix :
Image result for 2 by 2 matrix determinant


 
Determinant of A: det. A or |A| :                                                                           
Image result for 2 by 2 matrix determinant



Please to click the link https://www.youtube.com/watch?v=OU9sWHk_dlw to instruct you to solve 2*2 matrix.


Activity.

solve the following matrices: 





















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