Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$SIN2x+COS2x$$

Answer

2*SIN*x+2*COS*x

Solution


Regroup terms.
\[2SINx+COS\times 2x\]
Regroup terms.
\[2SINx+2COSx\]
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