Perform the indicated operation.(x + 3)(3x + 7)
A. 3x2 + 16x + 21
B. 3x2 + 21x + 16
C. 3x2 + 15x + 21
D. x2 + 16x + 16
Answer: A
Mathematics
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A. 33 m B. 38 m C. 41 m D. 37 m
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Determine whether the equation is an identity, contradiction, or conditional equation.18n + 3(n - 3) = 5 + 5(3n - 1)
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A. 24 B. 3 C. 16 D. 8
Mathematics