Solve the following quadratic equation by
factorisation method x² - 15 x + 54 = 0
Answers
Answered by
4
Step-by-step explanation:
(x^2+6x)-(9x+54)
x(x+6)-9(x+6)
(x-9)(x+6)
Answered by
17
Answer:
x² - 15 x + 54 = 0
x²- (9x+6x) + 54 = 0
x²- 9x - 6x +54 = 0
x(x-9) -6(x-9) = 0
(x-9)(x-6) = 0
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