Evaluate the double integral
?
?
for the given function f(x, y) and the region R.
?
; R is the rectangle defined by 
and 
.
?
A. 0
B. 4
C. -4
D. 1
Answer: A
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Solve the application. Write an expression to describe the situation and simplify the expression for the final answer.The bottom of a meteor crater is approximately 56 feet below sea level. If you are standing 515 feet above the bottom of the crater, how many feet are you above sea level?
A. 56 + (-515) = 471; You are 471 feet above sea level. B. 56 + 515 = 559; You are 559 feet above sea level. C. -56 + 515 = 449; You are 449 feet above sea level. D. -56 + 515 = 459; You are 459 feet above sea level.
In ?ABC, if ?A = 50°, ?C = 89° and a = 10, find B, b and c. Round to the nearest tenth.
Graph the function over a one-period interval.y = - 
cos 4(x-?)
A. 
B. 
C. 
D. 
Write the rate as a simplified fraction. Then write the rate in word form.$738 for 24 rolls of film
A. 
$123 for every 4 rolls of film
B. 
$738 for every 4 rolls of film
C. 
$123 for every 24 rolls of film
D. 
123 rolls of film for every $4