Mrobert10 Mrobert10

09-02-2015
Mathematics

contestada

Choose values for a and b and use them to verify the product shown.
(5a + b)(a – 6b) = 5a2 – 29ab – 6b2

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apologiabiology apologiabiology

09-02-2015

just make a=2 and b=3
(5(2)+3)(2-6(3))=5(2)^2-29(2)(3)-6(3)^2
(10+3)(2-18)=5(4)-29(6)-6(9)
(13)(-16)=20-174-54
-208=-208
correct

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