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Maths Puzzle
Numerical Ability
Are these lines paralell, perpendicular or neither? -2X +Y=10 and 4X-Y=5. show all workings
thanks
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book Other Question
How do you find the equation of a line from a few points?
Q: Find the equations of both lines.
The solutions of line m are (3,3), (5,5), (15,15), (34,34), (678,678), and (12
I just need to know if I am right or not. My question is Reduce the fraction
-20t^5 u^2 v^3
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48t^7 u^4 v
I think the answer is
-5v^2
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12t^2 u^2