Preparation Problems#

Complete all preparation problems before class time on the scheduled date.

Week 15#

Day 15A: Monday, December 4th

Find the area of the region:

  • bounded below by \(y=-e^{2x}\)

  • bounded above by \(y=3x^2+1\)

  • bounded on the sides by \(x=0\) and \(x=2\).

Day 15B: Wednesday, December 6th

No prep problem for today.

Day 15C: Friday, December 8th

No prep problem for today.

Week 14#

Day 14A: Monday, November 27th

Use integration by parts to calculate the integral:

\[ \int \left( 2x+1 \right)e^x \; dx \]
Day 14B: Wednesday, November 29th

Compute the area under the given curve:

\[ f(x)=5\sqrt{x} +2e^x\qquad\text{from} \quad x=1 \quad \text{to} \quad x=4 \]
Day 14C: Friday, December 1st

No prep problem for today.

Week 13#

Day 13A: Monday, November 20th

Evaluate the following definite integral. Use integral and evaluation notation in your work.

\[ \int_0^1 \left( 4-6x^2 \right) \; dx \]
Day 13B: Wednesday, November 22nd

Thanksgiving Recess. No preparation for today.

Day 13C: Friday, November 24th

Thanksgiving Recess. No preparation for today.

Week 12#

Day 12A: Monday, November 13th

Write down 5 different antiderivatives of the function \(f(x)=\dfrac{1}{3}x^3\).

Day 12B: Wednesday, November 15th

Use the substitution rule to calculate the following integral:

\[ \int 12x (3x^2+5)^4 \; dx \]
Day 12C: Friday, November 17th

Use the substitution rule to calculate the following integral:

\[ \int 4x e^{x^2+5} \; dx \]

Week 11#

Day 11A: Monday, November 6th

No prep problem for today.

Day 11B: Wednesday, November 8th

Given the equation \(3x^2+6y^2=33\). Calculate \(\dfrac{dy}{dt}\) at a time when \(x=3\), \(y=1\) and \(\dfrac{dx}{dt}=4\).

Day 11C: Friday, November 10th

Use the given Elasticity of Demand to determine an approximation for the percentage change in revenue caused by a \(1\%\) increase in price for each of the following values of \(E\):

  1. \(E=\dfrac{1}{5}\)

  2. \(E= 5\)

  3. \(E=1\)

Week 10#

Day 10A: Monday, October 30th

No prep problem for today.

Day 10B: Wednesday, November 1st

Calculate the second derivative of the following functions:

  1. \(f(x)=4x^3+5x-6\)

  2. \(g(x)=\\drac{4}{x^2}+6\\ln(x)\)

Day 10C: Friday, November 3rd

Find and classify all critical points of the following function. Use the second derivative to classify the critical points.

\[ f(x)=3x^2-9x \]

Week 9#

Day 9A: Monday, October 23rd

Find the possible extreme locations for the function:

\[ f(x)= \tfrac{1}{3}x^3-2x^2-12x + 5\]
Day 9B: Wednesday, October 25th

Use the first derivative to find and classify the critical numbers for the function:

\[ f(x)=x^2-4x \]
Day 9C: Friday, October 27th

No prep problem for today.

Week 8#

Day 8A: Monday, October 16th

Given functions \(f(x)=3x^2+4x\) and \(u(x)=\sqrt{x}\) calculate the following compositions:

  1. \(f(u(x))\)

  2. \(u(f(x))\)

Day 8B: Wednesday, October 18th

Differentiate the following functions. Show the chain rule step in your work.

  1. \(f(x)=\ln \left( x^3+5 \right)\)

  2. \(g(x)=\ln \left( (4x+6)^5 \right)\)

Day 8C: Friday, October 20th

Calculate \(\dfrac{dy}{dx}\) given the following equation:

\[ y^6 +2y +3x = 0 \]

Week 7#

Day 7A: Monday, October 9th

No preparation problem assigned for today.

Day 7B: Wednesday, October 11th

Use the product rule to differentiate the following functions. Show all work.

  1. \(f(x)=x^4(3x^2+5x)\)

  2. \(g(x)=\sqrt{x}(4x-6)\)

Day 7C: Friday, October 13th

Use the quotient rule to differentiate the following functions. Show all work.

  1. \(f(x)=\dfrac{3x+1}{x^2+7}\)

  2. \(g(x)=\dfrac{6x^3-x}{5x-2}\)

Week 6#

Day 6A: Monday, October 2nd

No preparation problem assigned for today.

Day 6B: Wednesday, October 4th

Use the power rule to differentiate:

  1. \(f(x)=x^4\)

  2. \(g(x)=x^{10}\)

  3. \(f(x)=\sqrt[3]{x}\)

Day 6C: Friday, October 6th

Differentiate the following functions:

  1. \(f(x)=6x^4\)

  2. \(g(x)=\dfrac{x^{10}}{3}\)

  3. \(f(x)=\dfrac{\sqrt[3]{x}}{4}\)

  4. \(h(x)=\dfrac{7}{x^4}\)

Week 5#

Day 5A: Monday, September 25th

No preparation problem assigned for today.

Day 5B: Wednesday, September 27th

Organize and bring all of your completed notes, problems, and papers with you to class.

Day 5C: Friday, September 29th

Study for Midterm Exam 1

Week 4#

Day 4A: Monday, September 18th

L1: Draw the graph of a function \(f(x)\) that satisfies all of the following properties:

  • \(\displaystyle \lim_{x\to 0^-} f(x)=-2\)

  • \(\displaystyle \lim_{x\to 0^+} f(x)=3\)

  • \(f(0)=1\)

  • \(\displaystyle \lim_{x\to 3^-} f(x)=-\infty\)

  • \(\displaystyle \lim_{x\to 3^+} f(x)=+\infty\)

Day 4B: Wednesday, September 20th

L3: Evaluate the following limits algebraically. (Factor the numerator and denominator as much as possible, and remember to use the limit notation in your work.)

  1. \(\displaystyle \lim_{x\to 0} \dfrac{3x^2-2x}{5x}\)

  2. \(\displaystyle \lim_{x\to -2} \dfrac{x^2+4x+4}{x+2}\)

Day 4C: Friday, September 22nd

Using the table of S&P 500 values from our notes, calculate the average rate of change over the 3-year period 2009-2012.

Week 3#

Day 3A: Monday, September 11th

F5: Simplify each exponential expression into a single term of the form \(3^{kx}\). Show all steps.

  1. \(\sqrt{3^{4x}\cdot 3^{-2x}}\)

  2. \( \left(\dfrac{3^{2x}}{3^{5x}}\right)^3\)

Day 3B: Wednesday, September 13th

F7: Write each expression into a single logarithm. Show all steps.

  1. \(\ln(5)+3\ln(2)\)

  2. \(3\ln(x)+2\ln(2x-5)-4\ln(x^2+1)\)

Day 3C: Friday, September 15th

L1: Write out a table with 8 input and function value pairs showing a function \(f(x)\) satisfying the following limit:

\[ \lim_{x\to 3} f(x) = 9 \]

(Use the table given in the first example as a guide for what your response should look like.)

Week 2#

Day 2A: Monday, September 4th

No preparation problems assigned for today.

Day 2B: Wednesday, September 6th

F3: On Wednesday, a small bicycyle shop notices that it costs \(\$10,000\) to produce 20 electric bicycles. The following week, they notice that it costs \(\$15,000\) to produce 25 electric bicycles. Find a linear cost function.

Day 2C: Friday, September 8th

F4: Consider the quadratic function: \(f(x)=x^2-10x+9\), find the coordinates for the:

  1. Vertex

  2. \(y\)-intercept(s)

  3. \(x\)-intercept(s)

Week 1#

Day 1A: Monday, August 28th

No preparation problems assigned for today.

Day 1B: Wednesday, August 30th

F1: Given the function: \(f(x)=\dfrac{x^3}{4}-5\sqrt{x}\), evaluate the following expressions. First write the unsimplified value, and then the simplified value.

  1. \(f(4)\)

  2. \(f(36)\)

Day 1C: Friday, September 1st

F3: Find an equation for the line through the points \((3,4)\) and \((-4,2)\).