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• ### Solve a Difficult Limit Problem Using the Sandwich

The sandwich or squeeze method is something you can try when you can’t solve a limit problem with algebra. The basic i...

In Calculus

• ### Solve Limit Problems on a Calculator Using Graphin

A limit problem asks you to determine what the y value of a function is zeroing in on as the x value approaches a particular number. With your calcula...

In Calculus

• ### Solve Limit Problems on a Calculator Using the Arr

A limit problem asks you to determine what the y value of a function is zeroing in on as the x value approaches a particular number. You can solve a l...

In Calculus

• ### Limit and Continuity Graphs: Practice Questions

In addition to solving limit problems numerically (with your calculator) and symbolically (with algebra), you should be...

In Calculus

• ### Use the Vertical Line Test to Identify a Function

A function is basically anything you can graph on your graphing calculator in “y =” or graphing mode. The line y = 3x – 2 is a function, as is t...

In Calculus

• ### Trigonometry Practice Questions

Trigonometry is a very practical, real-world branch of mathematics, because it involves the measurement of lengths and a...

In Calculus

• ### How to Copy an Angle Using a Compass

The basic idea behind copying a given angle is to use your compass to sort of measure how wide the angle is open; then you create another angle with t...

In Geometry

• ### How to Copy a Line Segment Using a Compass

The key to copying a given line segment is to open your compass to the length of the segment; then, using that amount of opening, you can mark off ano...

In Geometry

• ### How to Find the Right Angle to Two Points

If you’re given two points on the coordinate plane, you can find the locus of points that creates a right angle to those two points. By using th...

In Geometry

• ### Find the Locus of Points Equidistant from Two Poin

If you’re given two points, and you’re asked to find the locus of points equidistant from these two points, you’ll always find the s...

In Geometry