(3x-4)^3+(3x-2)^3-27x^3 при x=0.5

Question

(3x-4)^3+(3x-2)^3-27x^3 при x=0.5

Answer 1

(3x-4)³+(3x-2)³-27x³  при х=0.5

(3*0.5-4)³+(3*0.5-2)³-27*0.5³=-15.625-0.125-3.375=-19.125