Answer:
9
Step-by-step explanation:
14
Arranging the numbers in ascending order,
9,11,11,12,13,13,14,14,17,17,18,19,22,23,25
Median = 14
...
Answer: D
2 1/2 gallons
add the flow plus the original number
see explanation
Using the trigonometric identity
• tan²x + 1 = sec²x
⇒ tan²x - sec²x = - 1
Thus the derivative reduces to
( - 1 ) = 0