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chirag345
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chirag345
Asked: January 31, 2025In: Class 12 Maths

|A| = |kA|, where A is a square matrix of order 2, then sum of all possible values of k is 

The sum of all possible values refers to adding together every possible outcome or result from a given set or situation. It involves considering all possible values and calculating their total. This concept is commonly used in problems involving probabilities ...

class 12 mathsdeterminantssum of all possible values
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lallan20
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lallan20
Asked: January 29, 2025In: Class 12 Maths

If y = tan⁻¹ (e²ˣ), then dy/dx is equal to 

Continuity and Differentiability are fundamental concepts in calculus. Continuity ensures a function has no breaks or jumps, making it smooth. Differentiability means a function has a defined derivative, allowing for tangent calculations. A differentiable function is always continuous but not ...

class 12 mathscontinuity and differentiability
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lallan20
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lallan20
Asked: January 29, 2025In: Class 12 Maths

The function f(x) = [x], where [x] is the greatest integer function that is less than or equal to x, is continuous at 

An integer is a whole number that can be positive, negative, or zero, without fractions or decimals. It includes numbers like -3, 0, 7, and 42. Integers are used in counting, ordering, and algebra. They follow arithmetic operations and are ...

class 12 mathscontinuity and differentiabilityinteger
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gagan23
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gagan23
Asked: January 14, 2025In: Class-11-Physics

A metal ball of mass 2 kg moving with speed of 36 km/h has a head on collision with a stationary ball of mass 3 kg. If after collision, both the balls move as a single mass, then the loss in K.E. due to collision is

A collision is an event where two or more bodies exert forces on each other for a relatively short time. Collisions can be elastic or inelastic, depending on whether kinetic energy is conserved. They play a crucial role in physics, ...

class 11 physicscollisionwork energy and power
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gagan23
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gagan23
Asked: January 14, 2025In: Class-11-Physics

A moving body of mass m and velocity 3 km/h collides with a rest body of mass 2 m and stricks to it. Now the combined mass starts to move. What will be the combined velocity?

Velocity is a vector quantity that measures the rate of change of an object’s position with respect to time. It includes both speed and direction. Unlike speed, which is scalar, velocity provides information about the object’s direction of motion. It ...

class 11 physicsvelocitywork energy and power
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