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Mathematics 11 Online
OpenStudy (anonymous):

Solve: x2 - 20x + 36 = 0

OpenStudy (anonymous):

first we have to think of what can multiply to get 36. 1,36 2,18 6,6 3,12 and the negative of all of those. Then see if any of these when added equals -20

OpenStudy (anonymous):

factor!

OpenStudy (anonymous):

i meant (x-_)(x-_) sry for confusion

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