Simplify. Remember to use absolute-value notation when necessary. If a root cannot be simplified, state this.
A. 4
B. ±2
C. 2
D. 3
Answer: C
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Solve the problem.The following figure shows the shape and dimensions of a small dam. Assuming the water level is at the top of the dam, find the total force on the face of the dam. Round to the nearest whole number. 
A. 470,400,000 N B. 58,800,000 N C. 117,600,000 N D. 235,200,000 N
Find the inverse of the function and state its domain and range .{(-9, -3), (3, 9), (-1, 6), (1, -6)}
A. {(-6, -1), (-1, 3), (-3, -9), (6, 1)}; D = {-6, -1, -3, 6}; R = {-1, 3, -9, 1}
B. {(-6, -1), (9, 3), (-3, 3), (6, 1)}; D = {(-6, 9, -3, 6}; R = {-1, 3, 1}
C. {(-3, -9), (9, 3), (6, -1), (-6, 1)} D = {-3, 9, 6, -6}; R = {-9, 3, -1, 1}
D. 
D = { -9, 3, -1, 1}, R = 
Use the trapezoidal rule and Simpson's rule to approximate the value of the definite integral. Find the exact value of the integral.
?
?
A. 
B. ?
C. ?
D. ?
Simplify by removing a factor equal to 1.
A. 
B. 
C. 
D. 