0,25*(1/4)^(10-x)>4*√64
(1/4)*(1/4)^(10-x)>4*8
(1/4)^(11-x)>32
4^(x-11)>2^5
2^(2x-22)>2^5
2x-22>5
x>13,5
0,3^(x²-10x)>(3_1/3)^24
(3/10)^(x²-10x)>(10/3)^24
(3/10)^(x²-10x)>(3/10)^(-24)
x²-10x<-24<br>x²-10x+24<0 D=4<br>x=4 x=6 ⇒
(x-4)(x-6)<0<br>-∞____+___4____-____6____+____+∞
x∈(4;6).