Why don't gas stations have sales? I explain elasticity of demand and the differnce between inelastic and elastic. I also cover the total revenue test and give you a little trick to remember it. Thanks for watching.

👉 Learn about dividing by synthetic division when there is a missing power. Synthetic division is a method of dividing polynomials by linear expressions. To divide using synthetic division, we equate the divisor to 0 and then solve for...

Learn how to solve a system of equations by using any method such as graphing, elimination and substitution. 4x-10y=18, -2x+5y=-9

👉 Learn how to add or subtract radicals. A radical is a number or an expression under the root symbol. Radicals can only be added or subtracted if the numbers or expressions under the roots are the same for all terms. To add or subtract...

This video explains plotting regression lines with OLS (ML).
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This clip is from the chapter "Advanced Visualizations Using Business Applications" of the series "Data Analytics Using Python Visualizations".This section explains...

Identify variables, coefficients, and constants in expressions and evaluate expressions with a given rule.

Factor to combine like terms in algebraic expressions.

👉 Learn how to find all the zeros of a polynomial given one rational zero. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The zeros of a...

Master Determining all of the possible rational zeros of a polynomial, rational zero test

👉 Learn how to determine the end behavior of the graph of a polynomial function. To do this we will first need to make sure we have the polynomial in standard form with descending powers. We will then identify the leading terms so that...

Read expressions involving exponents, and write them as equivalent expressions using repeated multiplication.

Identify like terms.

Identify parts of expressions.

In this video, you will learn how to create a linear regression object.
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This clip is from the chapter "Simple Linear Regression" of the series "Python for Machine Learning - The Complete Beginner's Course".In this section, we...

This video explains linear regression - cost functions and gradient descent.<br<br/>/>

This clip is from the chapter "Linear Regression" of the series "Practical Data Science Using Python".This section explains linear regression.

NO BS: Multiple Regression Excel Tutorial

👉 Learn how to graph a sine function. To graph a sine function, we first determine the amplitude (the maximum point on the graph), the period (the distance/time for a complete oscillation), the phase shift (the horizontal shift from the...

In this video playlist you will learn the basics to help prepare you for algebra. We will review key concepts such as adding,subtracting, dividing and multiplying

This video explains logistic regression - build the logistic model.<br<br/>/>

This clip is from the chapter "Logistic Regression" of the series "Practical Data Science Using Python".This section explains logistic regression.

To help understand the force of friction, mr.p pulls on a wooden block using a force sensor.

Master how to find all of the zeros of a polynomial when given two imaginary zeros

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q17, which involves differentiation. In this video, we will solve a calculus problem involving a cubic function. Specifically, we will find the...

This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2HR Q20, which involves quadratic inequalities. We will solve the inequality step-by-step, showing how to use the quadratic formula to find the...

Time series data is produced sequentially as new measurements are recorded. Models derived from the data give insight into what happens next. They also show how the system can be changed to achieved a different future...