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OpenStudy (anonymous):
Let f(x) = 3x + 2 and g(x) =7x + 6. Find f ·g and its domain. A. 6x2 + 4x + 42; all real numbers B. 21x2 +32x + 12; all real numbers except x = -6/7 C. 21x2 + 32x + 12; all real numbers D. 6x2 + 4x + 42; all real numbers except x = -2/3
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OpenStudy (anonymous):
@iGreen
OpenStudy (igreen):
What do you think it is?
OpenStudy (igreen):
Multiply (3x + 2)(7x + 6)
OpenStudy (anonymous):
how do i know the domian
OpenStudy (igreen):
Just figure this out first.
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OpenStudy (anonymous):
ok hold on
OpenStudy (anonymous):
i got 21x2 + 32x + 12
OpenStudy (anonymous):
@iGreen
OpenStudy (anonymous):
@iGreen
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