Let \( f(x)=1-x-4 x^{3} \); find all real values of \( x \) satisfying the inequality \( 1-f(x)-... VIDEO
Let \( f(x)=1-x-4 x^{3} \); find all real values of \( x \) satisfying the inequality \( 1-f(x)-4(f(x))^{3}f(1-3 x) \)https://bit.ly/YTAI_PWAP https://www.pw.live
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