7 terms

Precalculus-A Preview of Calculus

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What is the main difference between precalculus and calculus.
Precalculus is static while the study of calculus is dynamic.
What does a tangent line look like?

Try to draw an example before looking at the answer.
The tangent line touches a curve at one point.

In this diagram, on the bottom graph, it is the blue line.
What does a secant line look like?

Try to draw an example before looking at the answer.
The secant line touches a curve at two points.

In this diagram, it is the black, dotted line.
What is the formula for the slope of a tangent line?
How do you find an approximate area underneath a curve?
Find the sum of the areas of rectangles under the curve.
Inscribed Rectangles
Rectangles under a curve.
Circumscribed Rectangles
Rectangles through and just above a curve.