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Mathematics 12 Online
OpenStudy (anonymous):

4d(2d-9)

OpenStudy (crashonce):

once agin use the expansion principle 4d(2d-9) = 8d^2-36d) learn this

Nnesha (nnesha):

learn this ......how?

OpenStudy (crashonce):

the same question type is over posted by this user lol

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