Use the theorem on bounds to establish the best integral bounds for the roots of the equation.3x4 - 8x3 - 8x - 9 = 0
A. -1 < x < 4
B. -1 < x < 1
C. -2 < x < 2
D. -2 < x < 1
Answer: A
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Perform the requested composition or operation.Find (f - g)(3) when f(x) = 2x2 + 4 and g(x) = x - 1.
A. 18 B. -25 C. 26 D. 20
The demand function for a certain commodity is given by
, where q is number of units. At what price per unit will the quantity demanded equal 4 units? Round your answer to the nearest cent.
?
A. $1.83 B. $0.05 C. $0.74 D. $13.53 E. $0.38
Find the cross-product and determine whether the proportion is true or false.
= 
A. 0.588 ? 0.735; false B. 0.735 = 0.735; true C. 0.588 = 0.588; true D. 0.49 ? 0.882; false
A hot air balloon is in the shape of a sphere. Approximately how much fabric was used to construct the balloon if its diameter is 37 ft? Round to the nearest whole number.
A) 17,203 ft² B) 212,175 ft² C) 4301 ft² D) 1075 ft² E) 8602 ft²