exam
Maths Puzzle
Numerical Ability
Solve the system by addition.
x + y = 4
x – y = 10
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exam Other Question
cannot figure this out..: let f(x)=x^3-1 and g(x)=x^2+x+1. find (f/g)(x).
Solve by graphing.
2x+y=1
x-y=2