# #cos2x=cosx+sinx# find the general solution ?

The Soln. Set is,

we have,

Altogether, The Soln. Set is,

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To find the general solution to the equation ( \cos(2x) = \cos(x) + \sin(x) ), first, recognize that you can use trigonometric identities to simplify the equation. Then, solve for ( x ) within the specified domain.

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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.

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