Write the system of equations associated with the augmented matrix. Do not solve.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the value of the expression.ln e-8
A. 1
B. e ln -8
C. -8
D. - 
Mathematics
Solve the problem.The year y when sales were s million dollars for a particular electronics company can be modeled by the radical equation y = 1.4
- 7, where y = 1 represents 2010, and so on. Use the model to predict the sales for 2015 to the nearest tenth of a million.
A. $88.2 million B. $87.2 million C. $89.2 million D. $90.2 million
Mathematics
If possible, evaluate the expression by hand. If not, approximate the answer to the nearest hundredth.
A. 6 B. 14 C. 36 D. Not a real number
Mathematics
Add. Simplify, if possible.-4.4 + (-29.1)
A. 33.5 B. -33.5 C. -24.7 D. 24.7
Mathematics