{"id":18937,"date":"2020-01-08T16:44:24","date_gmt":"2020-01-08T11:14:24","guid":{"rendered":"https:\/\/kseebsolutions.guru\/?p=18937"},"modified":"2021-07-02T15:30:35","modified_gmt":"2021-07-02T10:00:35","slug":"2nd-puc-maths-question-bank-chapter-4-ex-4-6","status":"publish","type":"post","link":"https:\/\/kseebsolutions.guru\/2nd-puc-maths-question-bank-chapter-4-ex-4-6\/","title":{"rendered":"2nd PUC Maths Question Bank Chapter 4 Determinants Ex 4.6"},"content":{"rendered":"

Students can Download Maths Chapter 4 Determinants Ex 4.6 Questions and Answers, Notes Pdf, 2nd PUC Maths Question Bank with Answers<\/a>\u00a0helps you to revise the complete Karnataka State Board Syllabus and score more marks in your examinations.<\/p>\n

Karnataka 2nd PUC Maths Question Bank Chapter 4 Determinants Ex 4.6<\/h2>\n

2nd PUC Maths Determinants NCERT Text Book Questions and Answers Ex 4.6<\/h3>\n

Examine the consistency of the system of equations.<\/p>\n

Question 1.
\nx + 2y = 2
\n2x + 3y =2
\nAnswer:
\n\"2nd
\nhence consistence and unique solution.<\/p>\n

Question 2.
\n2x – y = 5
\nx + y = 4
\nAnswer:
\n\"2nd
\nhence system is consistent and has unique solution<\/p>\n

Question 3.
\nx + 3y = 5
\n2x + 6y = 8
\nAnswer:
\n\"2nd<\/p>\n

\"KSEEB<\/p>\n

Question 4.
\nx + y + z = 1
\n2x + 3y + 22 = 2
\nax + ay + 2az = 4
\nAnswer:
\n\"2nd
\n\"2nd<\/p>\n

case (i).
\nIf a \u2260 0,
\nThe system is consistent and unique solution
\ncase ii. If a = 0\u00a0 we can\u2019t say any thing about
\nconsistency
\nNow we find whether
\n(Adj A) B is zero or not
\n\"2nd<\/p>\n

Question 5.
\n3x – y – 2z = 2
\n2y – z = -1
\n3x – 5y = 3
\nAnswer:<\/p>\n

\"2nd
\n\"2nd<\/p>\n

\"KSEEB<\/p>\n

Question 6.
\n5x – y + 4z = 5
\n2x + 3y + 5z = 2
\n5x – 2y + 6z = -1
\nAnswer:
\n\"2nd<\/p>\n

Solve the system of linear equations (7 – 14)<\/p>\n

Question 7.
\n5x + 2y = 4
\n7x + 3y = 5
\nAnswer:
\n\"2nd
\n\"2nd<\/p>\n

Question 8.
\n2x – y = -2
\n3x + 4y = 3
\nAnswer:
\n\"2nd<\/p>\n

Question 9.
\n4x – 3y = 3
\n3x – 5y = 7
\nAnswer:
\n\"2nd
\n\"2nd<\/p>\n

\"KSEEB<\/p>\n

Question 10.
\n5x + 2y = 3
\n3x + 2y = 5
\nAnswer:
\n\"2nd<\/p>\n

Question 11.
\n2x + y + z = 1
\nx – 2y – z = \\(\\frac{3}{2}\\)
\n3v – 5z =9
\nAnswer:
\n\"2nd
\n\"2nd<\/p>\n

\"KSEEB<\/p>\n

Question 12.
\nx – y + z = 4
\n2x + y – 3z = 0
\nx + y + z = 2
\nAnswer:
\n\"2nd
\n\"2nd<\/p>\n

Question 13.
\n2x + 3y + 3z = 5
\nx – 2y + z = -4
\n3x – y – 22 = 3
\nAnswer:
\n\"2nd<\/p>\n

Question 14.
\nx – y + 2z = 7
\n3x + 4y – 5z = -5
\n2x – y + 3z = 12
\nAnswer:
\n\"2nd<\/p>\n

\"KSEEB<\/p>\n

Question 15.
\n\\(A=\\left[\\begin{array}{ccc}{2} & {-3} & {5} \\\\{3} & {2} & {-4} \\\\{1} & {1} & {-2}\\end{array}\\right]\\) find A-1 <\/sup>using A-1 <\/sup>solve
\n2x – 3y + 5z = 11
\n3x + 2y – 4z = -5
\nx + y – 2z = -3
\nAnswer:
\n\"2nd
\n\"2nd<\/p>\n

Question 16.
\nThe cost of 4 kg onion, 3kg wheat and 2 kg rice is 60\/-
\nThe cost of 2 kg onion, 4 kg wheat and 6 kg rice is 90\/-\u00ad
\nThe cost of 6 kg onion, 2kg wheat and 3kg rice is 70\/-
\nFind the cost of each item per kg by matrix method.
\nAnswer:
\nLet the cost of onion be \u20b9 y\/-
\nLet the cost of wheat be \u20b9x\/-
\nLet the cost of rice be ? \u20b9 z\/-
\n4x + 3y + 2z = 60
\n2x + 4y + 6z = 90
\n6x + 2y + 3z = 70
\nAX = B \u21d2 X = A-1<\/sup>B
\n\"2nd
\n\"2nd<\/p>\n","protected":false},"excerpt":{"rendered":"

Students can Download Maths Chapter 4 Determinants Ex 4.6 Questions and Answers, Notes Pdf, 2nd PUC Maths Question Bank with Answers\u00a0helps you to revise the complete Karnataka State Board Syllabus and score more marks in your examinations. Karnataka 2nd PUC Maths Question Bank Chapter 4 Determinants Ex 4.6 2nd PUC Maths Determinants NCERT Text Book …<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[82],"tags":[],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/posts\/18937"}],"collection":[{"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/comments?post=18937"}],"version-history":[{"count":0,"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/posts\/18937\/revisions"}],"wp:attachment":[{"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/media?parent=18937"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/categories?post=18937"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kseebsolutions.guru\/wp-json\/wp\/v2\/tags?post=18937"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}