👉 Learn how to graph quadratics in standard form. A quadratic equation is an equation whose highest exponent in the variable(s) is 2. To graph a quadratic equation, we make use of a table of values and the fact that the graph of a...

Researchers from South Korea and Greenpeace East Asia have found that 90% of table salt sold around the world are contaminated with microplastics.

👉 Learn how to determine the extrema, the intervals of increasing/decreasing, and the concavity of a function from its graph. The extrema of a function are the points where the graph changes from increasing to decreasing or vice versa. A...

In this video, the teacher explains how to choose the appropriate graph to represent data by analyzing its advantages and considering the specific data set. They discuss the advantages of dot plots, histograms, and box plots, and...

👉 Learn how to determine whether relations such as equations, graphs, ordered pairs, mapping and tables represent a function. A function is defined as a rule which assigns an input to a unique output. Hence, one major requirement of a...

Today let's talk about IELTS Writing Task 1!



On this part of the Writing test there are numbers that you MUST include in your essay if you want to get a 7

or higher.

On Writing Task 1 you'll see a...

The video explores the concepts of variation and spread in economics. The speaker explains the meaning of range, quantiles, and standard deviation and how they can be used to interpret and analyze data. He discusses the different types...

It explains the formula to calculate the mode of a grouped data. It also explains modal class and mode of continuous grouped data.

Switzerland! It's a gorgeous alpine nation of 8 million people. It's a parliamentary republic made up of 26 cantons. I've never been, but I hear great things about it. The country should free to fly us over so we can learn even more. But...

👉 Learn how to determine whether a given equation is a polynomial or not. A polynomial function or equation is the sum of one or more terms where each term is either a number, or a number times the independent variable raised to a...

Tax Effects of the Inventory Accounting Method

America spends $40bn a year on the war on drugs. But its “zero tolerance” approach has done little to curb addiction or overdose rates, which are the highest in the world.

NO BS: Construct a Box-and-Whisker Plot in Excel

Microbiology Lab | Fluid Thioglycollate Media & Aerotolerance

1) What is the function of the enzyme, lactase? 2) What is the cause of the flatulence and diarrhea associated with lactose intolerance?

👉 Learn how to find the degree and the leading coefficient of a polynomial expression. The degree of a polynomial expression is the highest power (exponent) of the individual terms that make up the polynomial. For terms with more that...

This video introduces the basic definitions and terminology of differential equations. This video goes over 4 basic examples covering how to classify ordinary differential equations by order and linearity.

In this video, the teacher explains how to use box plots to compare the performance of two classes. The teacher demonstrates how to find the five-number summary for each class, including the median, first quartile, and third quartile....

In this video, a behaviorist shares her experience of training her initially unfriendly llama named Caspa to become a star performer. Caspa's transformation from aloof and uninterested to a diva who thrives on attention is a testament to...

It is know as factorising in England and factoring in America. They mean to put an expression into brackets. We say it has been factorised. Numbers have factors, the factors of 6 are 1, 2, 3 and 6. Expressions can also have factors like...

Influenza killed 80,000 people last year in the United States. That is the highest number of deaths since the CDC started keeping records in the 1970s. Help protect yourself and those around you. Get a flu shot!

👉 We will explore how to evaluate the limit at infinity. When evaluating the limit at infinity or negative infinity we are interested to know where is the graph going right and left. This is also commonly explored as end behavior of the...

This video is a lecture on measures of central tendency, specifically on how to find the mean for grouped data using coding sets. The lecturer explains the importance of summarizing large data sets and gives examples of various measures...

👉 Learn about the characteristics of a function. Given a function, we can determine the characteristics of the function's graph. We can determine the end behavior of the graph of the function (rises or falls left and rises or falls...