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Mathematics 10 Online
OpenStudy (cedric):

Choose the correct simplification of the expression −6x^2(4x − 7x^2 − 2).

OpenStudy (cedric):

42x4 + 24x3 − 12x2 −42x4 + 24x3 − 12x2 −13x4 − 2x3 − 8x2 42x4 − 24x3 + 12x2

hartnn (hartnn):

u multiply (-6x^2) with each term inside bracket....

OpenStudy (cedric):

oh

OpenStudy (cedric):

but how bc 6 times 4 is 24?

hartnn (hartnn):

bc? and yes 6 times 4 is 24!

OpenStudy (cedric):

ohhhhhh

hartnn (hartnn):

so what did u get after multiplying (-6x^2) with each term inside bracket?

OpenStudy (cedric):

D

hartnn (hartnn):

correct :)

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