Solve the logarithmic equation. Be sure to reject any value that is not in the domain of the original logarithmic expressions. Give the exact answer.log2(x + 1) + log2(x - 5) = 4
A. {7, -3}
B. {-3}
C. {8}
D. {7}
Answer: D
Mathematics
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You start with $32.28 in your piggy bank and add $9.28 each week. Write a formula for the amount P of money, in dollars, in your piggy bank after t weeks. ?
A. 
B. 
C. 
D. None of the above
Mathematics
Combine. Simplify the answer.
- 
A. 
B. 
C. 
D. 
Mathematics
Determine the growth constant k, then find all solutions of the differential equation.y' = 0.4y
A. k = 0.4, y = Ce0.4 B. k = 0.4, y = Ce0.4t C. k = 0.4, y = Cet D. k = 0.4, y = 0.4et
Mathematics
Find the LCM of the set of numbers.30, 80, 70
A. 1680 B. 240 C. 840 D. 560
Mathematics