exam Maths Puzzle Numerical Ability

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(4 2/3)v - (2 1/5) = (3 1/6)

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exam Other Question

In regular hexagon RSTUVW with center X, ST =8 times the square root of 3.feet. Show all work to receive credit.
a. Find the area of triangle STX.
b. Find the area of hexagon RS Given f(x)=-x^3 -3^2 + 3x+7, find (-1), f(0), and f(2)