Basic Mathematics and Logarithm questions
509 published questions with worked solutions.
- If x a-b = y b-c = z c-a then xyz is equal to
- If n=2002, evaluate 1 _2n! + 1 _3n! + 1 _4n! + + 1 _ 2002 n!
- If _ 0.3 (x-1)< _ 0.09 (x-1), then x lies in the interval
- If a,b,c are distinct positive numbers each being different from 1 such that ( _ba _ca- _aa )+ ( _ab _cb- _bb )+ ( _ac _bc- _cc...
- The solution set of the equation x^ _x(1-x)^2 =9 is
- If _ 27 ( _3x )= 13, then the value of x is
- If x>0 and _3x+ _3 ( x )+ _3 ( [4]x )+ _3 ( [8]x )+ _3 ( [16]x )+ =4, then x equals
- The number of solution of _4(x-1)= _2(x-3) is
- If _ 10 7=0.8451, then the position of the first significant figure of 7^ -20 is
- If _42+ _44+ _4x+ _416=6, then the value of x is
- The value of _2 _3 _ 100 100^ 99^ 98^ ^ 2^1 is equal to
- If y=2^ 1/ _x8 , then x is equal to
- If a^x=b^y=c^z=d^w, then the value of x ( 1y+ 1z+ 1w ) is
- In a right-angled triangle, the sides are a, b and c, with c as hypotenuse, and c-b 1, c+b 1. Then the value of ( _ c+b a+ _ c-b...
- If (x-2) is a common factor of the expressions x^2+ax+b and x^2+cx+d, then b-d c-a is equal to
- The equation 34 ( _2x )^2+ _2x- 54= _x 2 has
- The number of solutions for the equation x^2-5|x|+6=0 is
- The equation x^2-3|x|+2=0 has
- If x satisfies |x^2-3x+2 |+|x-1|=x-3, then
- If (x^2-3x+2 ) is a factor of x^4-px^2+q=0, then the values of p and q are
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