Find y '.y = (5x3 + 9)(5x7 - 8)
A. 250x9 + 315x6 - 120x
B. 20x9 + 315x6 - 120x2
C. 250x9 + 315x6 - 120x2
D. 20x9 + 315x6 - 120x
Answer: C
Mathematics
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A. 
B. 
C. 
D. 
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Find the slope of the line containing the two points.(5, -3) and (6, -5)
A. - 2
B. 
C. - 
D. 2
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Perform the conversion. Round to the nearest tenth when necessary.81.1 gal to L
A. 307.4 L B. 86.0 L C. 21.4 L D. 76.7 L
Mathematics
Determine the domain and the range of the function.f(x) = -x2 + 2x
A. domain: all real numbers range: {y|y ? 1} B. domain: all real numbers range: {y|y ? -1} C. domain: {x|x? -1} range: {y|y ? 1} D. domain: {x|x ? 1} range: {y|y ? 1}
Mathematics