Find the dot product, u ? v, for the given vectors.u = 
, v = 
A. 0
B. -48
C. -15
D. 39
Answer: C
Mathematics
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Assume that the sequence converges and find its limit.a1 = 4, an + 1 = 
A. -4 B. 4 C. 16 D. 1
Mathematics
Use properties of logarithms to condense the logarithmic expression. Write the expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions.
(log9 x + log9 y)
A. log9 
+ log9 
B. log9 
C. log9 
D. 
Mathematics
Round the figure to the nearest dollar.$387.21
A. $387.31 B. $388 C. $386 D. $387
Mathematics
Provide an appropriate response.The population of a small country is 9,357,000. Write9,357,000 in scientific notation.
A. 9.357 × 10-5 B. 9.357 × 106 C. 9.357 × 105 D. 9.357 × 104
Mathematics