avac329 avac329

03-12-2020
Mathematics

contestada

Rewrite 2 cos 75° sin 75° using a double-angle identity.

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timothyc302 timothyc302

03-12-2020

Answer:

sin(150) or 1/2

Step-by-step explanation:

Using the double angle identity of sin2x = 2sinxcosx, you can determine the value of x and rewrite the function; 2sin(75)cos(75) = sin(2(75)) = sin(150) = 1/2

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