Advertisements
Advertisements
प्रश्न
Find the value of `|(5,3),(-7,-4)|`.
पर्याय
–1
–41
41
1
उत्तर
1
Explanation:
`|(5,3),(-7,-4)|=5xx(-4)xx-3xx(-7)`
= -20 + 21
= 1
APPEARS IN
संबंधित प्रश्न
Find the value of determinant: `|[4,-2],[3,1]|`
Choose correct alternative for the following question.
To draw graph of 4x + 5y = 19, Find y when x = 1.
Choose correct alternative for the following question.
To solve x + y = 3; 3x – 2y – 4 = 0 by determinant method find D.
Choose correct alternative for the following question.
ax + by = c and mx + ny = d and an ≠ bm then these simultaneous equations have -
Find the value of the following determinant.
Select the correct alternative and write it.
What is the degree of the determinant `|[a ,b],[c,d]|`
Find the value of the determinant: `|(-3,8),(6,0)|`
`|(3, 5),(2, x)|` = 2 ∴ x = ______
For equations 5x + 3y + 11 = 0 and 2x + 4y = −10 find D.
Find the value of Dx for the equation 4x + 3y = 19 and 4x − 3y = −11
Solve the following to find the value of following determinant.
`|(3, -2),(4, 5)| = 3 xx square - square xx 4 = square + 8 = square`
Find the value of `|(5, 2),(0, -1)|`
Using the determinants given below form two linear equations and solve them.
D = `|(5, 7),(2, -3)|`, Dy = `|(5, 4),(2, -10)|`
Form the simultaneous linear equations using the determinants
D = `|(4, -3),(2, 5)|`, Dx = `|(5, -3),(9, 5)|`, Dy = `|(4, 5),(2, 9)|`
Complete the activity to find the value of the determinant.
Activity: `|(2sqrt3, 9),(2, 3sqrt(3))| = 2sqrt(3) xx square - 9 xx square`
= `square` – 18
= `square`
Find the value of the determinant:
`[(7/5,5/3), (3/2, 1/2)]`
