Solve the problem.A ladder is resting against a wall. The top of the ladder touches the wall at a height of 15 ft. Find the length of the ladder if the length is 5 ft more than its distance from the wall.
A. 30 ft
B. 20 ft
C. 15 ft
D. 25 ft
Answer: D
Mathematics
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Find the coordinates of all local extrema of the function.
?
?
A. 
,
, and
,
B. ,
, and,
C. ,, and,
D. ,
, and,
E. ,, and,
Mathematics
For each set described, write the set in roster form.{x|x is a natural number between 14 and 19}
A. {14, 15, 16, 17, 18} B. {15, 16, 17, 18, 19} C. {15, 16, 17, 18} D. {14, 15, 16, 17, 18, 19}
Mathematics
Solve the problem.Maria and Charlie can deliver 75 papers in 3 hours. How long would it take them to deliver 60 papers?
A. 3.2 hr B. 3.8 hr C. 2.4 hr D. 180 hr
Mathematics
Find the exact value of the expression.
A. - 
B. - 
C. -2
D. -
Mathematics