Convert the angle in radians to degrees. Round to two decimal places.-7.81 radians
A. -447.48°
B. -446.59°
C. -0.08°
D. -0.14°
Answer: A
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Solve the equation symbolically.5 ln x - 4 = 4
A. x = 
ln 8
B. x = 
e8
C. x = e8/5
D. x = ln 
Use Euler's method with given values of n to obtain an approximation of the initial value problem when 
. Round your answers to four decimal places, if necessary.
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__________
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What will be an ideal response?
Fifty percent of students enrolled in an astronomy class have previously taken physics. Thirty percent of these students received an A for the astronomy class, whereas twenty percent of the other students received an A for astronomy.Find the probability that a student selected at random previously took a physics course, given that they received an A in the astronomy course.
A. 0.40 B. 0.15 C. 0.25 D. 0.6 E. none of these
Change the radical to an exponential expression.
A. 
B. 
C. 
D. 
E. 