laishacruz011 laishacruz011

21-03-2020
Mathematics

contestada

The volume of a spherical balloon is increasing at the rate of 25cm^3/min, how fast is the radius increasing when the radius is equal to 20cm?

Respuesta :

ultraman ultraman

21-03-2020

Answer:

V＝4/3πr^3；S＝4πr^10；dV/dt＝dV/dr×dr/dt＝4πr^10×dr/dt；dS/dt＝dS/dr×dr/dt＝8πr×dr/dt＝2/r×dV/dt；当r＝10cm时,dS/dt＝50cm^2/s

Step-by-step explanation:

Answer Link

Otras preguntas

How did developments in watergate affect public opinion regarding president Nixon?

Which of the following sentences uses active voice Older police officers were patrolling the parking lot The parking lot was patrolled by older police officers

There are 140 members in a community sports program. Sixty-five percent of these members play soccer. How many community sports program members do not play

which statment shows the integers -10 , -9, and 8 ordered from the greatest

If the coyote population decreases what would happen to the grasshopper population?

A line has a slope of -2 and contains the point (1,-1). What is the equation of this line

Which equation describes the same line as y – 6 = –4(x + 1)? a.y = –4x + 3 b.y = –4x + 2 c.y = –4x + 7 d.y = –4x – 4?

What is the main goal of argumentative writing? Use emotional support Explain all points of view Provide evidence for one claim Present a narrative story

what principle guides the courts' interpretation of the civil liberties found in the Bill of Rights

Cardiovascular exercise can help? A.help increase ATP supplies B.help use up stored fat supplies C.help increase joint strength D.none of the above