04-08-2016
Mathematics

contestada

r(t)=3t
A(r)=pi r^2
find A[r(t)]

Respuesta :

dalendrk dalendrk

04-08-2016

r(t) = 3t; a(r) = πr²

subtitute:

a[r(t)] = π(3t)² = 9πt²

Answer Link

Otras preguntas

Graph the line using intercepts: 4x-3y=12

why can parents who are heterozygous for type a and type b blood have children with any of the four human blood types?

Graph the line using intercepts: 4x-3y=12

There is an inverse relationship between x and y. If y is when x is 3, what is x when y is 9? 3 5

Rico is making4 batches of mexican rice. each batch needs 2/3cup of corn. He only has a1/3-cup measure.How manytimes must Rico measure 1/3cup of corn to have en

What is a communicable disease ?

Why were the 1920's considered the best and worst of times?

What is the main religion of Latin america

True or False along a divergent boundary, two plates slip past each other,moving in opposite directions.

Luke made a model that has 1 circular base and 1 curved surface.what solid figure did he make