Simplify the exponential expression. Write any negative exponents as positive exponents. Assume all variables represent positive real numbers.
A. 5x43/15
B. 25x43/15
C. 25x7/15
D. 5x7/15
Answer: C
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Find the indicated vector.Let u = 
, v = 
. Find u - v.
A. 
B. 
C. 
D. 
Solve the equation 
. Restrict your attention to the horizontal span of 0 to 10. Round your answer to two decimal places if necessary.
?
A. 8.07 B. 6.36 C. 5.38 D. 7.13
Solve the equation for the indicated variable. (Leave ± in your answer, when appropriate.)rm = t2 - mt for t
A. t = 
B. t = 
C. t = 
D. t = 
A bad investment loses 5% of its value each year. The initial investment was $2,883. ? A: Find a formula that gives the value V, in dollars, of the investment after ?t years. ? B: What is the value of the investment after 7 years? ? C: When will the investment decline to half its original value? ? Round your answers to two decimal places if necessary. ?
What will be an ideal response?