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Mathematics 16 Online
OpenStudy (anonymous):

simplify (3x-y)(x+6y)

OpenStudy (bradely):

3x(x+6y)-y(x+6y) (3x)(x)+(3x)(6y)-(y)(x)-(y)(6y) 3x^2+18xy-xy-6y^2 3x^2+17xy-6y^2 Source: http://www.mathskey.com/question2answer/

OpenStudy (midhun.madhu1987):

Use the formula: (a+b) (c-d) = ac - ad + bc - bd

OpenStudy (anonymous):

Simplify. 3p2r(p3r − 2pq3 − 14p2q4)

OpenStudy (midhun.madhu1987):

I think only one p can be taken outside as common... 3p3r(p2r - 2q3 - 14pq4)

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