If \( \vec{\alpha}+\vec{\beta}+\vec{\gamma}=a \vec{\delta} \) and \...
If \( \vec{\alpha}+\vec{\beta}+\vec{\gamma}=a \vec{\delta} \) and \( \vec{\beta}+\vec{\gamma}+\vec{\delta}=b \vec{\alpha}, \vec{\alpha} \) and \( \vec{\delta} \) are non-collinear, then \( \vec{\alpha}+\vec{\beta}+\vec{\gamma}+\vec{\delta} \) equals
\( \mathrm{P} \)
(1) \( a \vec{\alpha} \)
(2) \( b \vec{\delta} \)
(3) 0
(4) \( (a+b) \vec{\gamma} \)
W.
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live
Other Videos By PW Solutions
| 2023-03-21 | Let \( \vec{a}, \vec{b} \) and \( \vec{c} \) be the three vectors h... |
| 2023-03-21 | In a four-dimensional space where unit vectors along the axes are \... |
| 2023-03-21 | \( \vec{a}, \vec{b} \) and \( \vec{c} \) are three coplanar unit ve... |
| 2023-03-21 | If the vectors \( \hat{i}-\hat{j}, \hat{j}+\hat{k} \) and \( \vec{a... |
| 2023-03-21 | If points \( \hat{i}+\hat{j}, \hat{i}-\hat{j} \) and \( p \hat{i}+q... |
| 2023-03-21 | If \( \hat{i}-3 \hat{j}+5 \hat{k} \) bisects the angle between \( \... |
| 2023-03-21 | Let \( x^{2}+3 y^{2}=3 \) be the equation of an ellipse in the \( x... |
| 2023-03-21 | Find the value of \( \lambda \) so that the points \( P, Q, R \) an... |
| 2023-03-21 | \( \vec{A} \) is a vector with direction \( \operatorname{cosines~}... |
| 2023-03-21 | Locus of the point \( P \), for which \( \overrightarrow{O P} \) re... |
| 2023-03-21 | If \( \vec{\alpha}+\vec{\beta}+\vec{\gamma}=a \vec{\delta} \) and \... |
| 2023-03-21 | In a trapezium, vector \( \overrightarrow{B C}=\alpha \overrightarr... |
| 2023-03-21 | Vectors \( \vec{a}=\hat{i}+2 \hat{j}+3 \hat{k}, \vec{b}=2 \hat{i}-\... |
| 2023-03-21 | If \( \vec{a} \) and \( \vec{b} \) are two unit vectors and \( \the... |
| 2023-03-21 | \( A, B, C \) and \( D \) have position vectors \( \vec{a}, \vec{b}... |
| 2023-03-21 | \( A B C D \) a parallelogram, and \( A_{1} \) and \( B_{1} \) are ... |
| 2023-03-21 | A point \( O \) is the centre of a circle circumscribed about a tri... |
| 2023-03-21 | The points \( A(5,-1,1), B(7,-4,7), C(1,-6,10) \) and \( D(-1,-3,4)... |
| 2023-03-21 | Let \( a, b \) and \( c \) be three units vectors such that \( 3 a+... |
| 2023-03-21 | The points \( A(5,-1,1), B(7,-4,7), C(1,-6,10) \) and \( D(-1,-3,4)... |
| 2023-03-21 | Four non-zero vectors will always be
(1) linearly dependent
(2) lin... |
0