Write an equation for a function that has a graph with the given transformations.The shape of y = x2 is vertically stretched by a factor of 10, and the resulting graph is reflected across the x-axis.
A. f(x) = 10x2
B. f(x) = (x - 10)2
C. f(x) = 10(x - 10)2
D. f(x) = - 10x2
Answer: D
Mathematics
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A. e2t + t - 
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+ C
C. 2e2t + t - 
ln
+ C
D. e2t + ln
- 
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Convert using dimensional analysis.52,800 feet to miles
A. 10.5 mi. B. 11 mi. C. 264 mi. D. 10 mi.
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For the compound inequality, give the solution set in both interval and graph forms.-2z + 4 < 4 or -2z + 4 ? 12
A. (-?, -4] ? (0, ?)
B. (-?, 0)
C. [-4, ?)
D. (0, 4]
Mathematics