Basic Mathematics and Logarithm questions
509 published questions with worked solutions.
- Let A = x ℝ : |x + 1| < 2 and B = x ℝ : |x − 1| 2 . Then which one of the following statements is NOT true ?
- The remainder when (2021)^ 2023 is divided by 7 is :
- The sum of the roots of the equation x + 1 – 2 _2(3+2^x)+2 _4(10-2^ -x )=0, is :
- Among the statements : (S1) : 2023^ 2022 -1999^ 2022 is divisible by 8. (S2) : 13(13)^n-11n-13 is divisible by 144 for infinitely...
- Let (x_0, y_0) be the solution of the following equations (2x)^ 2 = (3y)^ 3 3^ x = 2^ y . Then x_0 is
- The value of 6 + _ 3 2 ( 1 3 2 4 - 1 3 2 4 - 1 3 2 4 - 1 3 2 ) is
- If 3^x = 4^ x-1 , then x =
- The function f(x) = 2|x| + |x + 2| - ||x + 2| - 2|x| | has a local minimum or a local maximum at x =
- The value of (( _29)^2 )^ 1 _2( _29) ( 7 )^ 1 _47 is _____.
- If 2 _8 N = p, _2 2N = q and q - p = 4, then the value of N is
- If _e(x^2 - 16) _e(4x - 11), then
- If _ 10 2 = 0.30103, then _ 10 50 is equal to
- _8 17 _9 23 - _ 2 2 17 _3 23 is equal to
- If ( _3 x)( _x 2x)( _ 2x y) = _x x^2, then what is the value of y?
- [ x^3(x+3) 2(x-4)^2 ] is equal to
- What is the value of _y x^5 _x y^2 _z z^3?
- If _8 m + _8 1 6 = 2 3 , then m is equal to
- If _ 10 2 = 0.3010, then the number of digits in 20^ 64 is
- If _ 0.04 (x - 1) _ 0.2 (x - 1), then x belongs to the interval
- If _a(ab) = x, then what is _b(ab) equal to?
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