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Losing Weight Challenge

1. Reuben was successful in losing weight. He had a goal weight in mind. He went on a diet for three months. Each month, he would lose one-third of the difference between his current weight and his...

Solve the equation (logarithms)

(i) Solve the equation log2(x3+1) - 2 log2x = log2(x2-x+1) -2 (ii) Hence solve the equation log2(x3+1) - log2x2 =log2(x2-x+1)-2     Ans: (i) 2+2√2       ...

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