27:25
172 6_1_2 Verifying Trig Identities (Practice using HW) M2U00416.mp4
Homework exercises demonstrating the verification of trig identities. Practice using the "Candice Method." We remember how to do algebra as well. 27:25 © 2008 by Raymond E. Griffith.
19:01
172 6_3_1 Cofunctions and Double Angle Identities M2U00429.mp4
Development of cofunction, double angle, and half-angle identities. These relationships are developed from other relationships already known. 19m01s © 2008 by Raymond E. Griffith.
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