To help draw a straight line graph from its equation, fill in a table of 𝑥 and 𝑦 values. Plot the pairs of values as coordinates and join to make a line. Make sure you are confident with ...

If you understand the definition of a mathematical function, a good way to judge it is that any line drawn parallel to the y-axis intersects with the values in the function’s curve only once. The same ...

In a business world relentlessly driven by numbers, the word “love” doesn’t roll easily off the corporate tongue. It’s too squishy a concept, too touchy-feely compared with nice, measurable things ...