Use the theorem on bounds to establish the best integral bounds for the roots of the equation.4x3 - 8x - 1 = 0
A. -2 < x < 2
B. -3 < x < 1
C. -1 < x < 4
D. -1 < x < 1
Answer: A
Mathematics
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Perform the indicated operations.
+ 
A. 
B. 
C. 
D. 
Mathematics
Find a1, d, an, n, or Sn for the arithmetic sequence, as instructed.a1 = 0.2, an = 8.2, Sn = 12.6; Find d.
A. 4.2 B. 3 C. 8 D. 4
Mathematics
Find the indicated partial sum for the given sequence.s6, 2, 3, 4, 5, . . .
A. 2 B. 12 C. 8 D. 27
Mathematics
Multiply and simplify.18 
A. 
B. -162
C. -2
D. 2
Mathematics