1)x>0(2+log(3)x)²+(1+log(3)x)²=14+4log(3)x+log²(3)x+1+2log(3)x+log²(3)x=12log²(3)x+6log(3)x+4=0log²(3)x+3log(3)x+2=0log(3)x=aa²+3a+2=0a1+a2=-3 U a1*a2=2a1=-2⇒log(3)x=-2⇒x=1/9a2=-1⇒log(3)x=-1⇒x=1/32)9-2^x>0 U 3-x>0⇒2^x<9 U x<3⇒x<log(2)9 U x<3⇒x<3log2(9-2^x)=3-x9-2^x=2^(3-x)9-2^x-8/2^x=02^2x-9*2^x-8=02^x=aa²-9a+8=0a1+a2=9 U a1*a2=8a1=1⇒2^x=1⇒x=0a2=8⇒2^x=8⇒x=3 не удовОтвет х=0