This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Mathematics Chapter 4 Determinants – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Mathematics Chapter 4 Determinants Quiz 7 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. If determinant of a matrix is equal to zero, then it is said to be A) Square matrix. B) Singular matrix. C) Non-singular matrix. D) Identity matrix. Show Answer Correct Answer: B) Singular matrix. 2. Substitueix les paraules destacades per un pronom personal: "Arnau vols cereals o galetes?" A) Ella. B) Nosaltres. C) Ell. D) Jo. Show Answer Correct Answer: C) Ell. 3. What is the indefinite article for singular nouns? A) A. B) An. C) The. D) This. E) My. Show Answer Correct Answer: A) A. 4. If the determinant of a 2 x 2 matrix is 0, what can you say about its inverse? A) It has an inverse. B) It does not have an inverse. C) It is always the identity matrix. D) It is always a zero matrixTagsCCSS.HS.N-VM.C.10. Show Answer Correct Answer: B) It does not have an inverse. 5. Luxury goods often have: A) Highly elastic demand. B) Highly inelastic demand. C) Responsive demand. D) Perfectly elastic demand. Show Answer Correct Answer: A) Highly elastic demand. 6. What role does access to education play in the social determinants of health? A) It is not related to health outcomes. B) Education directly causes health disparities. C) It is a determinant only for certain age groups. D) It influences income and employment, which can affect health. Show Answer Correct Answer: D) It influences income and employment, which can affect health. 7. How does the necessity of a good affect its price elasticity of demand? A) More necessary goods have more elastic demand. B) Less necessary goods have more inelastic demand. C) More necessary goods have more inelastic demand. D) The necessity of a good has no effect on its demand elasticity. Show Answer Correct Answer: C) More necessary goods have more inelastic demand. 8. When you multiply a matrix by the identity matrix, you obtain the A) Inverse matrix. B) Transpose matrix. C) Identity matrix. D) Original matrix. Show Answer Correct Answer: D) Original matrix. 9. What is the determinant of a 2x2 matrix? A) Aei + bfg + cdh-ceg-bdi-afh. B) A-b-c-d. C) A + b + c + d. D) Ad-bc. Show Answer Correct Answer: D) Ad-bc. 10. Travel agencies and tour operators support tourism by ..... A) Creating visa regulations. B) Offering tour packages that are easier and more affordable. C) Building airports. D) Limiting tourist access. Show Answer Correct Answer: B) Offering tour packages that are easier and more affordable. 11. D'aquesta frase, quans determinants hi han:la nostre mare ens ha preparat una sopa per a tothom A) 1. B) 4. C) 2. D) 5. E) 3. Show Answer Correct Answer: B) 4. 12. Select the news determinant that exemplifies this headline, "U.S.-China leaders face off in trade dispute" A) Timeliness. B) Conflict. C) Human Interest. D) Impact. Show Answer Correct Answer: B) Conflict. 13. If the story includes any famous or well known individuals it is? A) Prominence. B) Proximity. C) Timliness. D) Consequence/impact. E) Human Interest. Show Answer Correct Answer: A) Prominence. 14. What is the main goal of addressing the social determinants of health? A) To reduce health inequities. B) To identify genetic makeup. C) To improve health systems. D) To increase health behaviors. Show Answer Correct Answer: A) To reduce health inequities. 15. If det(A) is not equal to zero i.e. A is a non-singular matrix, then inverse of matrix A exists . A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: A) TRUE. 16. Tanca ..... ( determinant article definit) que fa fred. A) Una. B) Aquesta. C) La. D) Seva. Show Answer Correct Answer: C) La. 17. All are definition of the term "Determinants of Learning, " EXCEPT ONE: A) Needs of the learner. B) The state of readiness to learn. C) The preferred learning styles for processing information. D) Determining the effectiveness of education provided. Show Answer Correct Answer: D) Determining the effectiveness of education provided. 18. Omachi and HaoHao are substitute goods. When Omachi' price rises, demand for HaoHao ..... and the demand curve of HaoHao shifts ..... A) Increases; leftward. B) Increases; rightward. C) Decreases; leftward. D) Decreases; rightward. Show Answer Correct Answer: B) Increases; rightward. 19. Choicedos cents quaranta cinc A) Dos-cents quaranta cinc. B) Dos-cents quaranta-cinc. C) Doscentsquarantacinc. D) None of above. Show Answer Correct Answer: B) Dos-cents quaranta-cinc. 20. What is the mnemonic device to remember the six Determinants of Supply? A) Triggers. B) TIPER. C) TRIPE. D) Toners. Show Answer Correct Answer: D) Toners. 21. The extra usefulness of satisfaction a person gets from acquiring of using one or more unit of a product A) Elasticity. B) Marginal utility. C) Substitution effect. D) Income effect. Show Answer Correct Answer: B) Marginal utility. 22. A is a square matrix of order 3 .If |A|= 3 then |A.adjA|= A) 9. B) 18. C) 27. D) 81. Show Answer Correct Answer: C) 27. 23. Aquests dies estic dormint poc A) Determinant. B) Adverbi. C) Pronom. D) None of the above. Show Answer Correct Answer: B) Adverbi. 24. A square array of numbers or variables enclosed between two parallel lines A) Determinant. B) Matrix. C) Element. D) Absolute value. Show Answer Correct Answer: A) Determinant. 25. Power Outage Forces Barbers to Abandon Clippers!What is the Determinant of Supply? A) Change in price and availability of productive resources. B) Change in expectation of future prices. C) Change in government policies-taxes, subsidies, regulations. D) Change in technology. Show Answer Correct Answer: D) Change in technology. ← PreviousNext →Related QuizzesClass 12 Mathematics Chapter 4 Determinants Quiz 1Class 12 Mathematics Chapter 4 Determinants Quiz 2Class 12 Mathematics Chapter 4 Determinants Quiz 3Class 12 Mathematics Chapter 4 Determinants Quiz 4Class 12 Mathematics Chapter 4 Determinants Quiz 5Class 12 Mathematics Chapter 4 Determinants Quiz 6Class 12 Mathematics Chapter 4 Determinants Quiz 8Class 12 Mathematics Chapter 4 Determinants Quiz 9Class 12 Mathematics Chapter 4 Determinants Quiz 10Class 12 Mathematics Chapter 4 Determinants Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books