Answer:

Step-by-step explanation:
From the question we are told that:
Rate 
Height 
Radius 
Generally the equation for Volume of Cone is mathematically given by


Differentiating



Answer: I believe its Option 2
Step-by-step explanation: Sory if im wrong
Answer:
wdym by "I need a hero for my exam"
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Answer:
1: 9 questions incorrect and 41 correct
2: There are a total of 35 students. 21 girls and 14 boys.
Answer:
Cos^2x csc^2x
Step-by-step explanation:
Cos^2x (1 + cot^2x)