3 Math in Economics Homeworks HELP!

I have three Mathematics in Economics homeworks.

2 are due on the 30th, and 1 is due on the 3rd of July. 

 

It is on mymathlab.com, and you are given unlimited amount of tries per question, its an online program.

Its matrixes, mixed with  calculus and economics.

 

I will provide you with my ID and Password through private message.

 

Thank you!