Solve the logarithmic equation symbolically.ln x + ln x9 = 10

A. x = 
B. x = e
C. x = e10/9
D. x + x9 = e10


Answer: B

Mathematics

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A. y = 
B. y = 
C. y = 14x
D. y = 

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Evaluate the double integral over the given region. R = {(x, y): 8 ? x ? 9, 8 ? y ? 9}

A. ln 
B. 2
C.
D. 2

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Solve the problem.Ms. Patterson proposes to give her daughter Claire an allowance of $0.15 on the first day of her 14-day vacation, $0.30 on the second day, $0.60 on the third day, and so on. Find the allowance Claire would receive on the last day of her vacation.

A. $2.10 B. $8192.15 C. $2457.60 D. $1228.80

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Provide an appropriate response.Solve:  = x - 1

Fill in the blank(s) with the appropriate word(s).

Mathematics