Question

factorise 8 x square minus 18 x +9
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Answer 1

Step-by-step explanation:

$18x ^{2} + 18x + 9 = 0$

$- 18 + - \sqrt{18 {}^{2} + 4 \times 18 \times 9 } \frac{}{2 \times 18}$

-18+-√324+648/36

-18+-666/36

-18-666/36= -36.5

-18+666/36= 0.5