Basic Mathematics and Logarithm questions
509 published questions with worked solutions.
- If _2a+ _4b+ _4c=2, _9a+ _3b+ _9c=2, _ 16 a+ _ 16 b+ _4c=2, then
- If _x _4 ( _x (5x^2+4x^3 ) ) =0, then
- If 2 _8a=x, _22a=y and y-x=4, then x=
- If _ 10 98+ x^2-12x+36 =2, then x=
- The value of a^ _b( _bx) _ba , is
- The value of _ r=1 ^n ( a^r b^ r-1 ) is
- The value of _3e- _9e+ _ 27 e- _ 81 e+ ad. inf., is
- The value of 2+2 ( 15+ 13 1 5^3 + 15 1 5^5 + ) is
- If (1-x+x^2 )=a_1x+a_2x^2+a_3x^3+ , and n is not a multiple of 3 then a_n is equal to
- 2 x- (x+1)- (x-1) is equal to
- If x>0 and _2x+ _2 x+ _2 [4]x+ =4, find x+4.
- Let S_n(x)= _ a^ 1/2 x+ _ a^ 1/3 x+ _ a^ 1/6 x+ _ a^ 1/11 x+ _ a^ 1/18 x+ _ a^ 1/27 x+ up to n-terms, where a>1. If S_ 24...
- 3 7^ 22 +2 10^ 22 -44 when divided by 18 leaves the remainder ———
- The total number of two digit numbers 'n', such that 3^n+7^n is a multiple of 10, is _______.
- If the remainder when x is divided by 4 is 3, then the remainder when (2020+x)^ 2022 is divided by 8 is _______.
- The number of solutions of the equation _4(x-1)= _2(x-3) is
- The remainder when 3^ 2022 is divided by 5 is :
- The sum of all the real roots of the equation (e^ 2x - 4)(6e^ 2x - 5e^ x + 1) = 0 is
- The remainder on dividing 1 + 3 + 3^ 2 + 3^ 3 + … + 3^ 2021 by 50 is _____.
- The remainder when (11)^ 1011 + (1011)^ 11 is divided by 9 is
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