exam Maths Puzzle Numerical Ability

Use the defination of inverse function to show analytically that f and g are inverse:

f(x) = 4x+3 and g(x)= x-3/4

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exam Other Question

Find the constant term that should be added to make the following expression a perfect-square trinomial. x^2 + 2x 5(r-6) + 4 > 6(r + 3)- 28

The solution set is {r|r ___, ___

Type an inequality symbol, then and integer or fraction