Match the function to the correct graph.y = 2x3 + 2x2 - 7x + 4
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Multiply.-8(-2)(-10) ? 10(-9)(0)
A. 14,400 B. -1591 C. 0 D. -14,400
Mathematics
Express the number in scientific notation.0.000315
A. 3.15 × 10-3 B. 3.15 × 104 C. 3.15 × 10-4 D. 3.15 × 10-5
Mathematics
Rationalize the denominator.
A. 
B. 
C. 
D. 1
Mathematics
Approximate the area under the curve and above the x-axis using n rectangles. Let the height of each rectangle be given by the value of the function at the right side of the rectangle.f(x) = e-x + 2 from x = -2 to x = 6; n = 4
A. 22.29 B. 16.02 C. 33.09 D. 18.31
Mathematics