Algebra 2
posted by Sira .
Which of the following is a facator of 4by3bz+8dy6dz?
a)4by3bz
b)b+d
c)4y3z
d)4b+3d

4 b y  3 b z + 8 d y  6 d z =
y ( 4 b + 8 d ) + z (  3 b  6 d ) =
y [ ( 4 ( b + 2 d ) ] + z [ (  3 ) ( b + 2 d ) ] =
4 y ( b + 2 d )  3 z ( b + 2 d) =
( b + 2 d ) ( 4 y  3 z )
Answer c)
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