# Calculus: Four good word problems in calculus

Not what you're looking for?

#1 A tumor may be regarded as a population of multiplying cells. It is found empirically that the "Birth Rate" of the cells in the tumor decrease exponentially with time, so that B(t)=B0e^(-at)... find the limiting population of the tumor.

(See attachment for full questions)

##### Purchase this Solution

##### Solution Summary

1. Population of cell multiplying exponentially with time is calculated.------------

2. The resistance of water varies with square of velocity, the distance covered by it before coming to rest is calculated.--------

3. Velocity and position for a body under drag as a function of time is calculated.---------

4. A body is projected up and under the varying gravity the position and velocity are calculated.----------

##### Purchase this Solution

##### Free BrainMass Quizzes

##### Graphs and Functions

This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.

##### Multiplying Complex Numbers

This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.

##### Solving quadratic inequalities

This quiz test you on how well you are familiar with solving quadratic inequalities.

##### Exponential Expressions

In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.

##### Know Your Linear Equations

Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.