Evaluate the integral.
A. 4
B. 0
C. 
D. -2
Answer: C
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Use the point-slope form to write an equation of the line passing through the two given points. Write your final answer in standard form .(-7, 3), (-25, 0)
A. 6x - 6y = -25 B. x - 6y = -25 C. x - 6y = -60 D. x - 6y = 25
Solve the problem.To measure the width of a river, a surveyor starts at point A on one bank and walks 72 feet down the river to point B. He then measures the angle ABC to be 
Estimate the width of the river to the nearest foot. See the figure below. 
A. 66 ft B. 173 ft C. 30 ft D. 28 ft
Solve.An engineer designing a tunnel specifies a length of 125 m. The actual construction requires the tunnel to be 290 cm longer. What is the final length of the tunnel, in meters?
A. 154 m B. 127.9 m C. 125.29 m D. 3025 m
Use periodic properties of the trigonometric functions to find the exact value of the expression.cos 
A. 
B. - 
C. 
D. - 