Use the product rule to simplify the expression. Assume that the variables can be any real number.- 
A. -4
B. 4
C. -2
D. Not a real number
Answer: C
Mathematics
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The centroid of a triangle lies at the intersection of the triangle's medians, because it lies one-third of the way from each side towards the opposite vertex. Use this result to find the centroid of the triangle whose vertices appear as following.(-2, 0), (2, 0), (0, 7)
A. (0, 
)
B. (0, 7)
C. (0, 
)
D. (0, 
)
Mathematics
Find the value of the expression.(-6 - 5)[3 + (5 + 6)]
A. 21 B. -44 C. 25 D. -154
Mathematics
Determine the absolute value of the complex number.z = -9 - 6i
A. i
B. 3
C. 3
D. i
Mathematics
Factor completely.30x3 + 9x2 - 12x
A. 3x(5x + 4)(2x - 1) B. 3(5x2 + 4)(2x - 1) C. x(15x + 12)(2x - 1) D. x(5x + 4)(6x - 3)
Mathematics