Basic Mathematics and Logarithm questions
509 published questions with worked solutions.
- If _yx= _zy= _xz, then
- If 10^ x-1 +10^ -x-1 = 13, then x equals to
- If _ x+2 (x^3-3x^2-6x+8 )=3 then x equals to
- If 2^ 3 _3x = 1 64 , then x=
- If 3 x-y = 5 y-z = 7 z-x , then 3^ x+y ,5^ y+z ,7^ z+x =
- If _ 10 343=2.5353, then the least positive integer n such that 7^n>10^5, is
- If 9a^2+4b^2=18ab, then (3a+2b)=
- The value of _a ( _ba ) _b ( _ab ) is
- The value of _5 (1+ 15 )+ _5 (1+ 16 )+ _5 (1+ 17 )+ + _5 (1+ 1 624 ) is
- If 4^ _93 +9^ _24 =10^ _x83 , then x=
- If a^x=b^y=c^z=d^w, then _a(bcd) equals to
- If _ 10 x=y, then _ 10^3 x^2 equals
- If x= _23 and y= _ 1/2 5, then
- The solution of the equation _ ( _2 ( _7x ) )=0, is
- If (x-y)- 5- 12 x- 12 y=0, then xy+ yx=
- If _8x=2.5 and _2y=5, then x=
- If _4 (3x^2+11x )>1, then x lies in the interval
- If _ 12 27=a, then _616=
- If 2^ _ 10 3 3 =3^ k _ 10 2 , then k=
- If x^ 2 _ 10 x =1000x, then x equals to
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