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Microeconomics

Posted 10 months ago

quarterly.
A. $12 \%$
B. $12.16 \%$
C. $12.35 \%$
D. $12.55 \%$
2. Textbook p.255, question 10: Find the amount that must be invested ......
A. $\$ 14,174.71$
B. $\$ 9,032.70$
C. $\$ 11778.13$
D. $\$ 18,000$
3. A university graduate with $x$ years of education can expect to receive an average annual $y$ dollars per year, where $y=100 x^{\frac{3}{2}}+5200,4 \leq x \leq 16$. For what value of $x$ is the annual salary increasing at the rate of $\$ 450$ per year of education?
A. 4 years
B. 9 years
C. 12 years
D. 16 years
4. Textbook p.546, question 58: The position function ... (correct your answer to the neares
A. 8 seconds
B. 7 seconds
C. 5 seconds
D. 0 second
5. Find the equation of the line that is tangent to the graph of the function $y=\left(x^{2}+1\right)\left(1-x^{3}\right)$ at $(1,0)$.
A. $y=-6 x$
B. $y=6 x+1$
D. $y=-3 x^{2}\left(x^{2}+1\right)+2 x\left(1-x^{3}\right)$

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