gabbierohn gabbierohn

09-11-2020
Mathematics

contestada

PLEASE HELP!!!
Which expression is equivalent to 4sin^2(x) - 8sin^2(x/2)

Respuesta :

amirmun123 amirmun123

09-11-2020

Answer:

4(sin^2(x) -2sin^2(x/2))

Step-by-step explanation:

Matter of factorising

Answer Link

neenamichellp29o00 neenamichellp29o00

11-11-2020

Answer:

It is 4(cos(x)-cos^2(x))

Step-by-step explanation:

I used an app on chegg and found that this is the only answer that is equivalent

Answer Link

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