Use the given substitution to solve the equation.6x6 + x3 - 7 = 0, u = x3
A. ±
, ±1, ±-
B. -
, 1
C. ±1
D. -
, 1
Answer: D
Mathematics
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Solve the problem.For what value of r does the infinite series 1 + 3r + 5r2 + 3r3 + r4 + 3r5 + 5r6 + 3r7 + r8 + ... converge?
A. |r| < 1
B. |r| < 
C. |r| < 4
D. |r| < 
Mathematics
What x-value gives the maximum value of
?
Consider only positive x-values.
A. 
B. ?
C. ?
D. There is no solution.
Mathematics
Determine whether any of the listed candidates has a majority.Four candidates running for congress receive votes as follows:Alberts: 50,787, Brown: 13,851, Cassimatis: 36,936, D'Amico: 32,319
A. No B. Yes
Mathematics
Perform the indicated operation. Write the answer in standard form.-6i(-4 + 9i)
A. -54 + 24i B. 24i + 54i2 C. 24i - 54i2 D. 54 + 24i
Mathematics