exam Maths Puzzle Numerical Ability

x^-2 - 9x^-1 + 18 = 0

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exam Other Question

How would you go about solving this factor?


Solve: 8x^2 + 2x = 3
A biologist is developing two strains of bacteria. Each sample of Type I bacteria produces four new viable bacteria, and each sample of Type II produces three new viable bacteria.