Solve and check. Begin by using the addition or multiplication principles of equality to isolate the squared term. x2 - 100 = 0
A. ±10
B. 52.5
C. 10
D. ±9
Answer: A
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Use transformations to graph the function. Determine the domain, range, and the equation of the horizontal asymptote of the function.f(x) = 
-x + 2
A. domain: (-?, ?); range:(3, ?)
horizontal asymptote: y = 3
B. domain: (-?, ?); range:(3, ?)
horizontal asymptote: y = 3
C. domain: (-?, ?); range:(2, ?)
horizontal asymptote: y = 2
D. domain: (-?, ?); range:(2, ?)
horizontal asymptote: y = 2
Using the Law of Cosines, find angle C if a = 10, b = 20, and c = 15.
a. 46.6ø b. 43.4ø c. 133.5ø d. 86.8ø e. 66.7ø
Find the sum of the geometric series.
A. 
B. 
C. 
D. 
Provide an appropriate response.In the metric system of measurement, the prefix kilo- means 1 × 103. Write 1 × 103 in standard form.
A. 100 B. 30 C. 1000 D. 0.001