## Class XI-XII Tuition (PUC) Lessons

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RANJIT KUMAR | 3 days ago

It is a vector.

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Veer Verma | 6 days ago

A set of numbers which represent row and column.

Gagan Aggarwal | 3 days ago

Rectangular array of numbers arranged in rows ad columns. For example, the dimensions of the matrix below are 1 × 3 because there are one row and three columns. [ 1 9 13 ].

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Heena Kathuria | 4 days ago

If we define a function f (x) where x is integer , if f (x) = f (- x) it means function is symmetric and if f ( x ) = - f (- x) it means function is anti- symmetric. Symmetric functions are even and anti-symmetric functions are odd.

Dr S Mukherjee | 2 days ago

DEFINITION. A function f is even if the graph of f is symmetric with respect to the y-axis. Algebraically, f is even if and only if f(-x) = f(x) for all x in the domain of f. A function f is odd if the graph of f is symmetric with respect to the origin.

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Kanupriya Mittal | 3 days ago

Science and Maths is fun, try to learn fundamentals and concepts rather then try to just solving the questions. Relate them to things in everyday life and see your interest will start to develop in the subjects.

IntellAct Academy | 3 days ago

We can help you. We have a program to make studies interesting, if you find it boring.

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Dr S Mukherjee | 2 days ago

When water freezes, water molecules form a crystalline structure maintained by hydrogen bonding. Solid water, or ice, is less dense than liquid water. Ice is less dense than water because the orientation of hydrogen bonds causes molecules to push farther apart, which lowers the density.

Saravanan | 2 days ago

Because of H bond.

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RANJIT KUMAR | 3 days ago

Speed is path dependent quantity and scalar but velocity is path independent it depends only initial and final position.