How do you find the solutions to #8sin^2(3x) = -7sin(3x)#?
Solve 8sin^2 (3x) = - 7sin (3x)
Ans:
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To find the solutions to the equation , first, rewrite it as a quadratic equation in terms of :
Let . Then the equation becomes:
Now, factor out :
This equation has two solutions:
For , it implies:
Solving this equation, we get:
For , it implies:
Solving for , we get:
Substituting back , we get:
where is an integer.
So, the solutions to the equation are:
where is an integer.
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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
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