Multiply.4x2(2x + 4)
A. 8x + 16
B. 24x2
C. 8x3 + 4
D. 8x3 + 16x2
Answer: D
Mathematics
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For the given arithmetic series, what is Sn?a1 = 2, d = -5, and n = 12
A. -1224 B. -304 C. -306 D. -612
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Use the vertex and intercepts to sketch the graph of the quadratic function.f(x) = 10 + 7x + x2 
A. 
B. 
C. 
D. 
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Simplify the expression.
A. 2.828 B. -2 C. 1.414 D. not a real number
Mathematics