2 years ago

Please help! i don't know what to do

Mathematics

1 answer:

Strike441 [17]2 years ago

6 0

Answer:

0.5* sin(x)

Step-by-step explanation:

As well known sin (2A)= 2sin(A)*cos(A)

As in our case A=x/2 => cos(x/2*sin(x/2)=1/2*sin(x)=0.5*sin(x)

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