Multiply. Assume that no radicands were formed by raising negative numbers to even powers.4
(
+ 
)
A. 4
+ 7
B. 4
+ 28
C. 28
+ 28
D. 4
+ 7
Answer: B
Mathematics
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Provide an appropriate response.Let sk denote the kth partial sum of the alternating harmonic series. Compute s15, s16, and 
. Which of these is closest to the exact sum 
of the alternating harmonic series?
A. 
B. s16
C. s15
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Simplify the algebraic expression. [4x2 + (10x2 + 1)] - [-(-7x2 - (-4 - 5x2)) + 8x2]
A. 4x2 + 5 B. 24x2 - 3 C. -26x2 - 5 D. 8x2 - 3
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Perform the indicated clock arithmetic.(-9) ? (-9) (12-hr clock)
A. 11 B. 9 C. 8 D. 10
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Find the opposite of the polynomial.a3 - 7a2 + 3a
A. -a3 - 7a2 - 3a B. -a3 + 7a2 - 3a C. a3 - 7a2 + 3a D. a3 + 7a2 - 3a
Mathematics