Question

qudratic equations by factorisation xsquare-15x+54=0​

Answer 1

Answer:

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Answer 2

$x {}^{2} - 15x + 54 = 0 \\ x {}^{2} - 9x - 6x + 54 = 0 \\ x(x - 9) - 6(x - 9) = 0 \\ (x - 9)(x - 6) = 0 \\ \\ x - 9 = 0 \\ x = 9 \\ \\ or\\ \\ x - 6 = 0 \\ x = 6$

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