1) 24/144 2) 56/144 3) 68/144 4) 76/144 Solution: Option (4) 76/144 The probability that both are apples = (5/12)... View Article
1) 3/16 2) 3/5 3) 1/60 4) 1/56 Solution: Option (4) 1/56 Total number of balls = 16 balls Total... View Article
1) 1/7 2) 2/7 3) 3/7 4) 4/7 Solution: Option (1) 1/7 Total number of balls = 4+3 = 7... View Article
1) 5/13 2) 5/11 3) 4/11 4) 3/11 Solution: Option (2) 5/11 Total number of persons = 7+4= 11 The... View Article
1) 3/5 2) 1/6 3) 1/12 4) 1/3 Solution: Option (3) 1/12 Total number of ways = 5! = 120... View Article
1) n! /[(n-m)!mn] 2) n!/[(n-m)!nm] 3) m! /[(n-m)! nm] 4) m! / [(n-m)! Mn] Solution: Option (2) n!/[(n-m)!nm] Given that... View Article
1) 1/45 2) 1/90 3) 1/100 4) None of these Solution: Option (2) 1/90 Total number of digits = {0,... View Article
1) 4 2) 5 3) 6 4) 3 Solution: Option (4) 3 Let us assume that A and B each... View Article
1) 9/87 2) 12/87 3) 15/87 4) 47/87 Solution: Option (4) 47/87 Given that, total numbers = 30 Out of... View Article
It is easy to find the center of a circle passing through two points. Let (x, y) be the center... View Article
Mostly there will be only one absolute maximum or absolute minimum value. But absolute maximum or absolute minimum can occur... View Article
A tangent line that is vertical is called vertical tangent. Mathematically, a function has a vertical tangent at x =... View Article
An equation which satisfies the imaginary roots. Let us take an example of quadratic equation, ax2 + bx + c... View Article
In Cartesian form, complex numbers can be represented as z = a + ib, where a, b are real numbers... View Article
In Mathematics, there are various methods to find the roots or solutions of a polynomial such as factor method, completing... View Article
To add two complex numbers, just add the corresponding real and imaginary parts. For example, z1 = 2 + 3i... View Article
When we convert a point from spherical coordinates to cylindrical coordinates. Formula for z spherical coordinate is ρcosϕ, where, ρ... View Article
Cartesian form and rectangular form are two different names for the same system. A complex number “z = a +... View Article
No, 5i is not a real number. To know more on real numbers, subscribe BYJU’S – The Learning App.
On the unit circle, there are seven seventh roots of unity. i.e. e^(2πki/7) at radius is equal to one. 2π/7,... View Article
