makchihwyn makchihwyn

07-12-2022
Mathematics

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(a) Solve the equation 9x² - 12wx + 4w² = 0 in terms of w.
(b) Hence, solve without factorisation, the equations
(i) 9x² 18x + 9 = 0,
(ii) 9x² + 24x + 16 = 0.

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