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Maths Puzzle
Numerical Ability
ln square root of x = 3
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Hi.
I need help on solving systems of equations using augmented matrix method. The systems are: x + y + z = -2, 2x - 3y + z = -11, -x + 2y - z = 8. Thank you very much for your ti
I need help solving
3x + 1 < -2 or 2x + 3 > 5
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I think it is something like:
3x + 1 -1 < -2 - 1 or 2x + 3 - 3 > 5 - 3
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