For an arc length s, area of sector A, and a central angle ? of a circle of radius r, find the indicated quantity.A = 23.3 m2, r = 8.03 m, find ? in radian measure
A. 5.80
B. 0.361
C. 0.723
D. 1.45
Answer: C
Mathematics
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Express the value of the inverse hyperbolic function in terms of natural logarithms.tanh-1 
A. 
ln 13
B. 
ln -13
C. 
ln 143
D. 
ln 1
Mathematics
Simplify the expression. If any variables exist, assume that they are positive.6
+ 9
A. 15
B. 54
C. 15
D. 165
Mathematics
Solve the equation.
= 17
A. 288 B. 144 C. -144 D. 72
Mathematics
Find the solution set of the system.
?
?
A. ?
B. ?
C. ?
D. ?
Mathematics