Ln x = 4.2. Find x.
What will be an ideal response?
x = 66.69
Mathematics
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Evaluate the integral.
A. 
+ 
ln
+ C
B. 
+ 
tan-1
+ C
C. - 
- 
tan-1
+ C
D. 
- 
tan-1
+ C
Mathematics
Solve the problem.On a cloudy day, Sun Woo needed to know the height of a window in a building. Sun Woo positioned a mirror on the ground between himself and the building so that when he looked in the mirror, he saw the window. If the mirror was 18.49 cm from his feet and 32.14 m from the base of the building and Sun Woo's eye was 1.79 m above the ground, how high up on the building was the window located? Round to the nearest unit.
A. 3 m B. 103 m C. 1 m D. 311 m
Mathematics
Simplify the rational expression.
A. 
B. 
C. 
D. 
Mathematics
Find the area.
A. 987 in.2 B. 882 in.2 C. 945 in.2 D. 493.5 in.2
Mathematics