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Maths Puzzle
Numerical Ability
Let f(x)=x+4/x-3 Find inverse function f^-1(x)
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book Other Question
How do you construct graphic solutions of linear equations?
an art department raise money by selling students pottery work. Mugs cost $4 each and bowls cost $3 each. Write an expression for the cost of M mugs and the cost of B bowls.