exam
Maths Puzzle
Numerical Ability
how do you solve and find the slope of x+y=6?
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exam Other Question
If PQ =21cm and QR= 5cm then what are the possible lengths for PR so that (line over)PQ, (line over)QR, and (line over)PR can form a triangle? Explain your reasoning.
-m^2 + 14 - (6m^2 + 13 + m^2)