Find the product.(x + 9)(x2 + 4x - 7)
A. x3 + 13x2 + 43x - 63
B. x4 + 9x3 + 4x2 + 29x - 63
C. x3 + 13x2 + 43x + 63
D. x3 + 13x2 + 29x - 63
Answer: D
Mathematics
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Determine the quadrant containing the terminal side of ? under the given conditions.sin ? > 0 and cos ? > 0
A. Quadrant III B. Quadrant II C. Quadrant IV D. Quadrant I
Mathematics
Find the potential function f for the field F.F = 
A. f(x, y, z) = xy + y2 - xz - yz B. f(x, y, z) = x(y + y2) - xz - yz C. f(x, y, z) = xy + y2 - x - y D. f(x, y, z) = x + y2 - xz - yz
Mathematics
The graph of a function is given. Find the indicated function value.g(-1.2)
A. 0.352 B. 3 C. 4.238 D. -2.5
Mathematics
Use the properties of limits to help decide whether the limit exists. If the limit exists, find its value.
A. ?
B. Does not exist
C. 
D. -?
Mathematics