Change the Cartesian integral to an equivalent polar integral, and then evaluate.
A. ?(10 ln 10 + 9)
B. ?(9 ln 10 + 9)
C. ?(9 ln 10 - 9)
D. ?(10 ln 10 - 9)
Answer: D
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Solve the problem.An omelette costs $1.50 more than Mario's order of pancakes. After treating his family to breakfast, Mario is sure that 5 omelettes and 3 orders of pancakes cost more than $25 but not more than $40, including tax of 7% and a tip of $3.50. In what price range is an order of pancakes?
A. ($1.57, $3.33] B. ($1.55, $3.30] C. ($1.57, $3.33) D. [$1.55, $3.30]
Solve the problem.Two forces, F1 of magnitude 60 newtons (N) and F2 of magnitude 70 newtons, act on an object at angles of 
and 
(respectively) with the positive x-axis. Find the direction and magnitude of the resultant force; that is, find 
Round the direction and magnitude to two decimal places.
What will be an ideal response?
Write the rate as a unit rate. Express the answer as a fraction with a denominator of 1. Then express the answer in words using the word "per."92 miles in 46 minutes
A. 
= 92 miles per minute
B. 
= 10 miles per minute
C. 
= 1 mile per minute
D. 
= 2 miles per minute
Write the fraction as a decimal. If necessary, use repeating decimal notation.
A. 0.682 B. 0.671 C. 0.672 D. 0.572