Solve.In a certain year the Federal debt held by the public was $1.45 trillion, while the population of the United States was 331 million. Approximate the national debt per person.
A. $4381
B. $43,807
C. $228,276
D. $22,828
Answer: A
Mathematics
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A. -7x - 5y + 5z = -34 B. 4y = 34 C. -7x - 5y + 5z = -24 D. -7x - 5y + 5z = 34
Mathematics
Find the simplest form of a second-order homogeneous linear differential equation that has the given solution.y = c1 cos 2x + c2 sin 2x
A. D2y + 4Dy + 4y = 0 B. D2y + 4y = 0 C. D2y - 4y = 0 D. D2y - 4Dy + 4y = 0
Mathematics
Answer the question as instructed.Using the rules for the order of operations, what should be done first when evaluating the expression 
A. Add 7 + 10 B. Evaluate74 C. Evaluate102 D. Evaluate104
Mathematics
Perform the operation. Write the answer as a mixed number.4
- 
A. 12
B. 13
C. -5
D. -13
Mathematics