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1,387 results

Khan Academy India - English
Cauchy-Schwartz and Triangle inequality of vectors | Vector Algebra | Grade 12 | Math | Khan Academy

In this video, we discuss inequalities of multiplication and addition of vectors. Cauchy-Schwartz inequality says that the magnitude ...

10:30
Cauchy-Schwartz and Triangle inequality of vectors | Vector Algebra | Grade 12 | Math | Khan Academy

2,417 views

9 months ago

Khan Academy India - English
Section formula in 3D (Derivation) | Vector Algebra | Grade 12 | Math | Khan Academy

In this video, we derive the section formula for vectors for both internal and external division. We leverage the concept of ...

7:23
Section formula in 3D (Derivation) | Vector Algebra | Grade 12 | Math | Khan Academy

3,770 views

9 months ago

Khan Academy India - English
Minors and cofactors | Determinants | Grade 12 | Math | Khan Academy

In this video, we learn how to find minors and cofactors corresponding to the elements of a determinant. We start off with minors ...

7:30
Minors and cofactors | Determinants | Grade 12 | Math | Khan Academy

5,254 views

9 months ago

Khan Academy India - English
Types of vectors in 3D | Vector Algebra | Grade 12 | Math | Khan Academy

In this video, we realise that if the vectors are not free, then even if they have the same magnitude and direction, they may not be ...

9:14
Types of vectors in 3D | Vector Algebra | Grade 12 | Math | Khan Academy

889 views

9 months ago

Khan Academy India - English
Algebra of continuous functions | Cont. and diff. | Grade 12 | Math | Khan Academy

In this video, we'll cover algebra of continuous functions. Just like we could do things in the world of limits, we can add, subtract, ...

7:07
Algebra of continuous functions | Cont. and diff. | Grade 12 | Math | Khan Academy

689 views

10 months ago

Khan Academy India - English
Symmetric and skew symmetric matrices | Matrices | Grade 12 | Math | Khan Academy

In this video, we talk about symmetric and skew symmetric matrices. We first look at examples of each and then understand the ...

7:48
Symmetric and skew symmetric matrices | Matrices | Grade 12 | Math | Khan Academy

4,561 views

9 months ago

Khan Academy India - English
Continuity of composite functions | Cont. and diff. | Grade 12 | Math | Khan Academy

In this video, we understand how to check continuity of composite functions. We do this using the example of sin(x^2). We first ...

6:48
Continuity of composite functions | Cont. and diff. | Grade 12 | Math | Khan Academy

1,139 views

10 months ago

Khan Academy India - English
Distance between skew lines (intuition) | 3D Geometry | Grade 12 | Math | Khan Academy

In this beautiful video, we first look at the 3D animation of 2 skew lines and try to get a feel of the minimum distance between them.

8:12
Distance between skew lines (intuition) | 3D Geometry | Grade 12 | Math | Khan Academy

10,313 views

9 months ago

Khan Academy India - English
Wheatstone Bridge & its Logic | Current Electricity | Class 12 | Physics | Khan Academy

https://www.khanacademy.org/science/in-in-class-12th-physics-india Wheatstone bridge is a special circuit consisting of 5 ...

13:02
Wheatstone Bridge & its Logic | Current Electricity | Class 12 | Physics | Khan Academy

493,494 views

5 years ago

The Mathemagician Show
Area of the shaded region । Area of the shaded part । Find the area of the shaded region । TMS

In this video, Learn how to find the area by a simple method. Aise questions Entrance exam aur competitive exams me aate hain.

5:30
Area of the shaded region । Area of the shaded part । Find the area of the shaded region । TMS

426 views

4 years ago

Doubtnut
"Problems based on finding the breadth of the river;  exp-1 A man standing on the bank of the rive

"Problems based on finding the breadth of the river; exp-1 A man standing on the bank of the river observes that the angle ...

4:52
"Problems based on finding the breadth of the river; exp-1 A man standing on the bank of the rive

84 views

5 years ago

Doubtnut
A thin plate of large area is placed midway in a gap of height `h` filled with oil of viscosity and

A thin plate of large area is placed midway in a gap of height `h` filled with oil of viscosity and the plate is pulled at constant ...

7:51
A thin plate of large area is placed midway in a gap of height `h` filled with oil of viscosity and

344 views

5 years ago

Doubtnut
The denominator of a fraction is greater than 16 of the square numerator, then least

The denominator of a fraction is greater than 16 of the square numerator, then least value of fraction is.

6:21
The denominator of a fraction is greater than 16 of the square numerator, then least

103 views

5 years ago

Padhai Hub
One One and Onto Functions  | Prove One One and Onto | In Hindi

One One and Onto Functions in Hindi | Prove One One and Onto One One and Onto Functions is one of the most Important Topic ...

16:20
One One and Onto Functions | Prove One One and Onto | In Hindi

51,904 views

5 years ago

Gomathi Maths and English
Revision-4 Matrices and Determinants| 11th | 12th | Diploma| Revision Questions‎@Gomathi Maths

TEST-4 Matrices and Determinants| 11th | 12th | Diploma| Revision Questions‎@Gomathi Maths #11thmaths #gomathimaths ...

6:56
Revision-4 Matrices and Determinants| 11th | 12th | Diploma| Revision Questions‎@Gomathi Maths

21 views

2 years ago

Doubtnut
Let `A(3,0-1) ,B(2,10,6) \" and \" C(2,10,6) \" and \" C(1,2,1)` be tge vertices of a trangle and M

Let `A(3,0-1) ,B(2,10,6) \" and \" C(2,10,6) \" and \" C(1,2,1)` be tge vertices of a trangle and M be the mid-point of AC. If G divide ...

4:49
Let `A(3,0-1) ,B(2,10,6) \" and \" C(2,10,6) \" and \" C(1,2,1)` be tge vertices of a trangle and M

198 views

6 years ago

Gomathi Maths and English
12-M [124] Ex-10.8-3 Ordinary diff equns Gomathi maths

12-M [124] Ex-10.8-3 Ordinary diff equns Gomathi maths.

10:25
12-M [124] Ex-10.8-3 Ordinary diff equns Gomathi maths

1,272 views

6 years ago

Doubtnut
In the given figure, a circle is inscribed in an equilateral triangle ABC of side 12 cm.

In the given figure, a circle is inscribed in an equilateral triangle ABC of side 12 cm. Find the radius of inscribed circle and the area ...

4:07
In the given figure, a circle is inscribed in an equilateral triangle ABC of side 12 cm.

8,791 views

5 years ago

Doubtnut
Estimation of phosphorous: Second method: A known mass of compound is heated with fuming

Estimation of phosphorous: Second method: A known mass of compound is heated with fuming `HNO_(3)` or sodium peroxide ...

6:43
Estimation of phosphorous: Second method: A known mass of compound is heated with fuming

68 views

5 years ago

Gomathi Maths and English
12-M [126] Ex-10.8-5 Ordinary diff equns Gomathi maths

12-M [126] Ex-10.8-5 Ordinary diff equns Gomathi maths.

4:50
12-M [126] Ex-10.8-5 Ordinary diff equns Gomathi maths

143 views

6 years ago