What is the justification for the step taken from line 2 to line 3?
2 answers:
Step-by-step explanation:
- In the line 2, only variables were operated with a reduction of similar terms in each side of the equation, giving as result -4x at one side, and 2x at the other side.
- In the line 3, terms with variables were joined together in one side of the equation, and then, they were operate it, given as result -6X.
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- This is the general formula and the period is 2π/B
Now our given function
On comparing we get
- A=8
- B=5π
- C=3π/2
- D=-9
Period:-