NCERT Solutions For Class 12 Maths Chapter 4 Determinants Exercise 4.6 Question 1 to 13 Answer: Downlaod pdf

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Examine the consistency of the system of equations in Exercises 1 to 6

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Question 1:x + 2y = 2

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Question 2:2x – y = 5

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Question 3:x + 3y = 5 2x + 3y = 3 x + y = 4 2x + 6y = 8

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Question 4:x + y + z = 1

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Question 5:3x–y – 2z = 2

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Question 6:5x – y + 4z = 5 2x + 3y + 2z = 2 2y – z = –1 2x + 3y + 5z = 2 ax + ay + 2az = 4 3x – 5y = 3 5x – 2y + 6z = –1 Solve system of linear equations, using matrix method, in Exercises 7 to 14

Question 7:5x + 2y = 4

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Question 8:2x – y = –2

Examine the consistency of the system of equations

Question 9:4x – 3y = 3 7x + 3y = 5 3x + 4y = 3 3x – 5y = 7

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Question 10:5x + 2y = 3

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Question 11:2x + y + z = 1

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Question 12:x – y + z = 4 3x + 2y = 5 x – 2y – z = 3 2 2x + y – 3z = 0 3y – 5z = 9 x + y + z = 2

Question 13:2x + 3y +3 z = 5 14. x – y + 2z = 7 x – 2y + z = – 4 3x + 4y – 5z = – 5 3x – y – 2z = 3 2x – y + 3z = 12

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