Evaluate the line integral of f(x,y) along the curve C.f(x, y) = y + x, C: x2 + y2 = 1 in the first quadrant from (1, 0) to (0, 1)
A. 1
B. 0
C. 4
D. 2
Answer: D
Mathematics
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Solve the problem.A camera costs $550. If the sales tax rate is 4%, how much tax is charged and what is the total price? Round your answers to the nearest cent.
A. $27.50, $577.50 B. $220.00, $770.00 C. $22.00, $572.00 D. $16.50, $566.50
Mathematics
Write the function in the form 
or 
. Find the period and phase shift.y = 
sin
A. y = 
sin
period = 
; phase shift = 
B. y = 
sin
period = 8; phase shift = - 1
C. y = 
sin
period = 8; phase shift = - 
D. y = 
sin
period = 4; phase shift = 1
Mathematics
There are presently 
cases of Bangkok flu, and the number is growing by 40 new cases every month. Rewrite the rate in mathematical notation.
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics
Find two quadratic equations having the following solutions.
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics