Choose a justification for each step in the derivation of the sine difference identity.
2 answers:
Answer:
Step 1:
✔ Cofunction identity
Step 5:
✔ Sine difference identity
Step 6:
✔ Cofunction Identity
Step 7:
✔ Cosine function is even, sine function is odd.
Step-by-step explanation:
Answer:
Step 1: Cofunction identity
Step 5: Cosine difference identity
Step 6: Cofunction identity
Step 7: Cosine function is even, sine function is odd
Step-by-step explanation:
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Answer:
8/12,4/6
Step-by-step explanation:

=
I think the answer is probably b or c
Answer:
149 degrees
Step-by-step explanation:
<u>Higher value: </u>
114
<u>Lower value:</u>
-35
<u>Finding the difference:</u>
114 - (-35)
114 + 35
149
Here how i found my answer.