frak1a12345

frak1a12345

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Username: frak1a12345
Joined: May 2021
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Last Active: May 2021
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Use the quadratic formula. a = 2 b = -1 c = -1 You will get the values of cos x. From there you have to figure out what x is.

in 2(cos^2(x))-cos(x)-1=0? Comment by frak1a12345 June 2021
Use the quadratic formula. a = 2 b = -1 c = -1 You will get the values of cos x. From there you have to figure out what x is.

in 2(cos^2(x))-cos(x)-1=0? Comment by frak1a12345 May 2021