exam
Maths Puzzle
Numerical Ability
Solve each of the following systems by addition. If a unique solution does not exist, state whether the system is inconsistent or dependent.
x+5y=10
-2x-10y=-20
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exam Other Question
Please help if you can.
Find the Half-Life or Doubling Time for the following:
Q=1000e^0.5t
I have no idea where to go with this one. Thank you for any help you can offer.
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