exam Maths Puzzle Numerical Ability

Given f(x) = -x3 - 3x2 + 3x + 7, find f(-1), f(0), and f(2)

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exam Other Question

Please find the unknown in the equation using steps

log2 1056 = log2(2^a+5 plus 2^a)

Please note that the 2 in the "log2 1056" is small 2√3+3√5-4√5