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Precalculus
Trigonometric Difference Identities
Question 10
10
Assignment
Multiple Dropdowns
Trigonometric Difference Identities
Question 10 • Precalculus
Complete the steps to derive the cofunction identity.
Answer
=:
sin
=:
cos
= () cos(x) – () sin(x):
1
= () cos(x) – () sin(x):
0
= ()(x):
cos
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