C1_W4 linear algebra assignment

i don not know what is wrong here even though my code is correct it gives me zero on exc 3 and 4

Hi @abdo_saeyd

The error indicates that you are not handling the shapes correctly! Make sure the dimensions of matrix multiplication and other related operations are correct.

If you need further help feel free to ask!

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Try to find the problem by yourself (e.g. Debugging, Printing the Shapes, etc.), but if you ever feel stuck feel free to share your code via Private Messages (click on Profile → Message), so we can check it together!

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