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1 Calculate the distance between the points: A(0,1) and B(6,9)

10

2 Find the magnitude of the vector: \[5i-12j\]

13

3 The addition of two vectors is defined by the

triangular rule

4 The absolute value of a vector is

that positive number which is a measure of the length of the directed segment

5 A vector, P drawn from a fixed point P which gives the displacement of the point from the point P is called ??..

Position Vector

6 The inverse of a matrix A is given by

\[A^{-1}=\frac{1}{|A|}Adj A\]

7 uantity having magnitude only but no direction is called

scalar

8 A physical uantity having magnitude and direction is known as

vector

9 For what value of k would the matrix \[\begin{bmatrix}2k+1&5\\4&6\end{bmatrix}\] be singular?

2

10 Let \[A=\begin{bmatrix}1&4\\3&1\end{bmatrix}\] and \

Given that |AB| =121, find the value of k

-3

Solutions2tma@gmail.com

Whatsapp: 08155572788

Given that |AB| =121, find the value of k

-3

Solutions2tma@gmail.com

Whatsapp: 08155572788