In this video I continue on doing examples using the Guidelines to curve sketching and this time the function I graph is: y = 2cos(x) + sin(2x).

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Guidelines for Curve Sketching – Examples Part 4

Curve Sketching Guidelines

A. Domain
B. Intercepts
C. Symmetry
D. Asymptotes
E. Intervals of Increase or Decrease
F. Local Maximum/Minimum
G. Concavity and Points of Inflection
H. Sketch the Curve

Previous Examples

Example 4

y = 2cos⁡(x) + sin⁡(2x)

Solution