Gregory Higby

Numerade Educator

Biography

I have a deep love of math and have been thinking of how I can create videos on YouTube

Education

Gregory has not yet added their education credentials.

Educator Statistics

Numerade tutor for 6 years
24628 Students Helped

Topics Covered

Applications of Integration: Exploring Real-World Solutions
Mastering Integrals: Tips and Tricks for Calculus Success
Integration
Mastering Integration Techniques for Optimal Results
Discover the Power of Right Triangles in Geometry
Unlock the Power of Logic: Boost Your Critical Thinking Skills
Introduction to Sequences and Series
Introduction to Combinatorics and Probability
Exploring the World of Derivatives: A Comprehensive Guide
Applications of the Derivative
Stand Out with Differentiation Strategies | Boost Your Business
Master Trigonometry with Our Comprehensive Guide
Functions
Discover the Basics of Trigonometry: Your Introduction to Triangles
Discover the Wonders of Geometry: An Introduction to Shapes and Space
Mastering Linear Functions: A Comprehensive Guide
Mastering Quadratic Functions: Unlocking Their Power
Mastering Polynomials: Essential Tips and Tricks | [Brand Name]
Rational Functions: Understanding Their Properties and Applications
Master Algebra Basics: Topics Reviewed at Semester Start
Introduction to Conic Sections
The Power of Algebraic Language: Unlocking Mathematical Potential
Unlocking the Power of Functions: Boost Your Programming Skills
Breaking Limits: Unlock Your Potential with Our Expert Solutions
Explore the Power of Continuous Functions: Boost Your Mathematical Skills
Area Between Curves
Volume
Arc Length and Surface Area
Mastering Equations and Inequalities: Your Guide to Mathematical Success
Mastering Linear Equations and Inequalities: Essential Techniques
Mastering Matrices: An Introduction to the Fundamentals
Unlocking the Power of Probability: A Guide to Making Informed Decisions
Introduction to Combinatorics & Probability: Understanding the Basics
Mastering Exponential and Logarithmic Functions: Your Ultimate Guide
Solving Systems of Equations and Inequalities: A Comprehensive Guide
Mastering the Basics of Parametric Equations: A Comprehensive Guide
Polar Coordinates: Understanding the Basics and Applications
Mastering Matrices: Essential Tips and Tricks | Boost Your Math Skills
Discover the Best Series to Binge-Watch | Your Ultimate Guide
Unlock Insights with Data-Driven Graphs & Statistics
Exploring Probability Topics: From Basics to Advanced Strategies
Unlock the Power of Vectors: Discover Their Limitless Possibilities
Understanding Complex Numbers: A Comprehensive Guide
Master Probability and Counting Rules for Better Outcomes
Applications of Trigonometric Functions
Graphing Trigonometry Functions
Mastering Sequences and Series: An Introduction
Discovering Conic Sections: An Introduction
Trig Integrals
Unlock the Power of Sequences: Boost Your Productivity
Improper Integrals
Mastering Partial Derivatives: Essential Techniques and Tips
Exploring the Functions of Multiple Variables
Linear Equations and Functions
Mastering Quadratic Equations: Essential Tips and Tricks
Differential Equations Made Simple: Expert Tips & Resources
Master Algebra Basics: Your Introduction to Algebra
Mastering Multiple Integrals: Techniques and Tips
Mastering Decimals: Tips and Tricks for Easy Computation
Mastering Fractions and Mixed Numbers: A Comprehensive Guide
Foundations for Geometry: Building Blocks for Mathematical Understanding
Master Geometry Basics for a Strong Foundation

Gregory's Textbook Answer Videos

03:30
Calculus: Early Transcendentals

For the function $ A $ whose graph is shown, state the following.

(a) $ \displaystyle \lim_{x\to -3}A(x) $
(b) $ \displaystyle \lim_{x\to 2^-}A(x) $
(c) $ \displaystyle \lim_{x\to 2^+}A(x) $
(d) $ \displaystyle \lim_{x\to -1}A(x) $
(e) The equations of the vertical asymptotes

Chapter 2: Limits and Derivatives
Section 2: The Limit of a Function
Gregory Higby
02:17
Calculus: Early Transcendentals

If a bacteria population starts with 100 bacteria and doubles every three hours, then the number of bacteria after $ t $ hours is $ n = f(t) = 100 \cdot 2^\frac{t}{3} $.

(a) Find the inverse of this function and explain its meaning.
(b) When will the population reach 50,000?

Chapter 1: Functions and Models
Section 5: Inverse Functions and Logarithms
Gregory Higby
01:39
Calculus: Early Transcendentals

Write an equation that expresses the fact that a function $ f $ is continuous at the number 4.

Chapter 2: Limits and Derivatives
Section 5: Continuity
Gregory Higby
01:27
Calculus: Early Transcendentals

Sketch the graph of a function $ f $ that is continuous except for the stated discontinuity.

Removable discontinuity at 3, jump discontinuity at 5.

Chapter 2: Limits and Derivatives
Section 5: Continuity
Gregory Higby
01:12
Calculus: Early Transcendentals

Find the numbers at which $ f $ is discontinuous. At which of these numbers is $ f $ continuous from the right, from the left, or neither? Sketch the graph of $ f $.

$ f(x) = \left\{
\begin{array}{ll}
x^2 & \mbox{if $ x < -1 $}\\
x & \mbox{if $ -1 \le x < 1 $} \\
1/x & \mbox{if $ x \ge 1 $}
\end{array} \right.$

Chapter 2: Limits and Derivatives
Section 5: Continuity
Gregory Higby
04:37
Calculus: Early Transcendentals

For the function $ f $ graphed in Exercise 18:

(a) Estimate the value of $ f'(50) $.
(b) Is $ f'(10) > f'(30) $?
(c) Is $ f'(60) > \dfrac{f(80) - f(40)}{80 - 40} $? Explain.

Chapter 2: Limits and Derivatives
Section 7: Derivatives and Rates of Change
Gregory Higby
1 2 3 4 5 ... 1617

Gregory's Quick Ask Videos

01:21
Calculus 1 / AB

evaluate the indefinite integral e^u / (1-e^u)² du

Gregory Higby
01:36
Precalculus

A ladder that is 25 feet long leans against the side of a house. The angle of elevation of the ladder is 75°. Find the height from the top of the ladder to the ground. (Round your answer to one decimal place.)
ft

Gregory Higby
04:06
Calculus 1 / AB

Evaluate the following... what is f(1)?

Gregory Higby
05:37
Precalculus

Find the value of k to the nearest tenth so that 4x-3 is a factor of 20x^3+23x^2-10x+k

Gregory Higby
01:19
Algebra

Five actors are being cast to fill five roles. If each actor plays only one role, how many different arrangements of actors in the five roles are possible?

Gregory Higby
03:56
Precalculus

2sin^2theta-sintheta=1 solve equation and give a general formula

Gregory Higby
1 2 3 4 5 ... 2081