Collect like terms.15a4 - 9a4 + 11a3 + 11a4 - 2a3
A. 26a4
B. 17a4 + 9a3
C. 26a7
D. Can't be simplified
Answer: B
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Using Green's Theorem, find the outward flux of F across the closed curve C.F = ln (x2 + y2) i + tan-1 
j; C is the region defined by the polar coordinate inequalities 
and 
A. 0 B. 101 C. 198 D. 99
Use the table below to write the Hindu-Arabic numeral as a traditional Chinese numeral.
52
A. 
B. 
C. 
D. 
Compute the difference. Express answer in simplest form.
- 
A. 
B. 
C. 
D. 
Write an expression in terms of the given variable(s) that represents the indicated quantity.Joel's total earning after 3 years if the first year his salary was s dollars, the second year it was $7000 higher, and the third year it was twice as much as the first year.
A. 3s + 7000 dollars B. 2s + 7000 dollars C. 4s + 7000 dollars D. 3s + 7000s dollars