Express the number in decimal notation.8.1 × 105
A. 81,000
B. 8,100,000
C. 405
D. 810,000
Answer: D
Mathematics
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Express in terms of a base raised to a positive exponent. Then simplify, if possible.6-1
A. 7
B. 
C. -6
D. 6
Mathematics
Find the surface area of the circular solid. Unless otherwise specified, use 3.14 for ? and round your answer to the nearest tenth.A sphere with d = 6.4 yd
A. 6.4 yd2 B. 128.8 yd2 C. 137.2 yd2 D. 32.2 yd2
Mathematics
For the given functions f and g, find the requested function and state its domain.f(x) = 
; g(x) = 
Find f ? g.
A. (f ? g)(x) = 
; {x|x ? 0}
B. (f ? g)(x) = 
; {x|x ? 1, x ? 9}
C. (f ? g)(x) = 
; {x|x ? 9}
D. (f ? g)(x) = 
; {x|1 ? x ? 9}
Mathematics
Convert the measurement as indicated.46 in. = 
ft
in.
A. 3 ft 10 in. B. 3 ft 9 in. C. 2 ft 22 in. D. 10 ft 3 in.
Mathematics