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If A=[(1, 2, 3), (3, 2, 1)], B=[(1, 0), ...

If `A=[(1, 2, 3), (3, 2, 1)], B=[(1, 0), (2, -1), (0, 2)] and C=[(0, 1), (-2, 5)]` which of the following statements are corrrect? (i) `AB+C=[(5, 5), (5, 5)]` (ii)`BC=[(0, 1), (2, -3), (-4, 10)]` (iii) `BA+C=[(2, 5), (3, 0)]` (iv) `(AB)C=[(-8, 20), (-8, 13)]`

A

(i) and (ii) only

B

(ii) and (iii) only

C

(iii) and (iv) only

D

all of these

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FULL MARKS-ALGEBRA-Exercise 3.19
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  11. If the roots of the equation q^(2)x^(2) + p^(2)x + r^(2) = 0 are the s...

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  12. Graph of a linear polynomial is a

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  13. The number of points of intersection of the quadratic polynomial x^(2...

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  14. For the given matrix A=[(1, 3, 5, 7), (2, 4, 6, 8), (9, 11, 13, 15)] t...

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  15. If A is a 2times3 matrix and B is 3times4 matrix, how many columns doe...

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  16. If number of columns and rows are not equal in a matrix then it is sai...

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  17. Transpose of a column matrix is …… .

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  18. Find the matrix X if 2X+[(1, 3), (5, 7)]=[(5, 7), (9, 5)]

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  19. Which of the following can be caluculated from the given matrices A=...

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  20. If A=[(1, 2, 3), (3, 2, 1)], B=[(1, 0), (2, -1), (0, 2)] and C=[(0, 1)...

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