ОДЗ х-3>0 и х+2>0⇒x>3
log(2)(x-3)(x+2)≤1
(x-3)(x+2)≤2
x²+2x-3x-6-2≤0
x²-x-8≤0
D=1+32=33
x1=(1-√33)/2 x2=(1+√33/2)
+ _ +
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(1-√33)/2 (1+√33)/2
x∈[(1-√33)/2 ;(1+√33)/2 ]
(а+1)(а-1)(а^+а+1)(а^-а+1)=(а-1)(а^2+а+1)(a+1)(а^2-а+1)=(a^3-1)(a^3+1)=a^6-1
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