exam
Maths Puzzle
Numerical Ability
Subtract, using the vertical method.
7x^2 + 6x from 9x^2 -3
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exam Other Question
Please help factor, thanks for all the help!
24x^4+7x^2-5
Use Gauss-Jordan elimination method to solve
2x-5y+5z=17
x-2y+3z=9
-x+3y=-4
I NEED HELP KNOWING HOW TO USE THIS METHOD