Answer:
Step-by-step explanation:
Hint: 1- 2sin²x = Cos 2x
LHS = 1 - 2Sin² (π/4 - Ф/2)
= Cos 2 *(π/4 - Ф/2)
= Cos 2*π/4 - 2*Ф/2
= Cos π/2 - Ф
= Sin Ф = RHS
Answer: I need points to give out for answers-
Step-by-step explanation:
The answer to this problem would be B because your going up by 6
Answer:
t = 12
Step-by-step explanation:
<em>252 divded by 21 =</em>
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I don't know exactly i think its either 3 grams or 7 grams or 2 1/2 grams
sorry if its wrong
