" If "5^(2)-5^(4)*5^(6)*5^(2x)=(0.04)^(-28)" ,then "x" equals "

Lt_(x to2)(5^(-x)-0.04)/(x-2)=

lim_(x rarr2)(5^(-x)-(0.04))/(x-2)

If |(1,-3,4),(-5,x+2,2),(4,1,x-6)|=0 then x equals

If log_(x)(4x^(log_(5)(x))+5)=2log_(5)x, then x equals to

If "log"_(x) (4x^("log"_(5)x) + 5) = 2 "log"_(5)x , then x equals to

If "log"_(x) (4x^("log"_(5)x) + 5) = 2 "log"_(5)x , then x equals to

If log_(0,2)(x-1)>log_(0.04)(x+5) then

If |(x,3,6),(3,6,x),(6,x,3)|=|(2,x,7),(x,7,2),(7,2,x)|=|(4,5,x),(5,x,4),(x,4,5)|=0 , then x is equal to a)9 b)-9 c)0 c)-1

If log_(0.2)(x-1)gtlog_(0.04)(x+5) then