Perform the operation. Write the answer as a fraction in lowest terms.
- 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Give an appropriate answer.If f(x, y, z) = 
3/2 find fz(x, y, z).
A. 
B. 
C. 
D. 
Mathematics
Find the work done by F over the curve in the direction of increasing t.F = xyi + 6j + 9xk; C: r(t) = cos 5ti + sin 5tj + tk, 0 ? t ? 
A. W = 
B. W = 
C. W = 
D. W = 0
Mathematics
Find the unknown.
A. c = 9.0 km B. c = 5.3 km C. c = 7.0 km D. c = 10.0 km
Mathematics
The following table shows the earnings for the Juarez family last year. Use this information to answer the question.MonthEarningsMonthEarningsJan.$1400July$1300Feb.$1150Aug.$2450Mar.$2950Sept.$2500Apr.$2300Oct.$2000May$1650Nov.$2350June$2700Dec.$2400What was the family's total income from January thru June?
A. $11,000 B. $9,200 C. $12,150 D. $13,000
Mathematics