Find the unknown number in the proportion. Round answer to the nearest hundredth when necessary.
= 
A. x = 1.261
B. x = 13.1
C. x = 1.117
D. x = 3.96
Answer: D
Mathematics
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Solve.A cube has a surface area of 6x2 + 108x + 486. Find the length of a side.
A. x - 9 B. x + 9 C. x + 54 D. 6(x + 9)
Mathematics
Find all rational zeros and factor f(x).f(x) = 8x3 + 34x2 - 29x + 5
A. 2, 4, -5; f(x) = (2x - 1)(4x - 1)(x + 5)
B. 
, 1, -5; f(x) = (8x - 1)(x - 1)(x + 5)
C. 
, 
, -5; f(x) = (2x - 1)(4x - 1)(x + 5)
D. 
, 4, -5; f(x) = (8x - 1)(x - 4)(x + 5)
Mathematics
Combine like terms and write the resulting polynomial in descending order of powers.9a5 - 15a5 + 15a4 + 10a5 - 4a4
A. 15a9 B. 4a5 + 11a4 C. Cannot be simplified D. 15a5
Mathematics
Select the graph of the function and use the zero or root feature to approximate the real zeros of the function.
?
?
A. ?Zeros: 
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B. ?Zeros:
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C. ?Zeros:
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D. ?Zeros:
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E. ?Zeros:
?
Mathematics