exam
Maths Puzzle
Numerical Ability
Mr. Lee is 27 years older than his son. In ten years,he will be twice as old as his son how old each?
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exam Other Question
2.Suppose that the polynomial f(x) is given f(x) =a.x^2+b.x+c.Suppose ,further,that f(0)=1, f(1)=2, and f(a)=12. Find a, b and c.
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x^2-(y+3)^2
____ _____ =1
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