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

What restriction may be necessary to the domain and range of linear equations?

how are airplanes artificially pressurized?

There are 25 servings in 12.5 once bottle of olive oil. How many oncees are in a serving?

factoring, x squared +x-6?

a spinner is divided into 8 equal sections. 5 sections are red and 3 are green. if the spinner is spun 3 times, what is the probability that it lands on red exa

The sum of two numbers is 44.The larger number is 20 more than the smaller number. What are the numbers?

what is chemical energy?

What is a Light Year?

could you tell me what is a mutagen?

what are the components of blood?