This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Mathematics Chapter 4 Determinants – Quiz 14 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Mathematics Chapter 4 Determinants Quiz 14 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. His is the possessive determiner for ..... A) He. B) You. C) His. D) They. E) It. Show Answer Correct Answer: A) He. 2. Labor costs are rising through the roof! Minimum wages are now at $ 25 an hour. This means even the basic item will need to cost more to keep up with rising costs. What determinant of supply does this most relate to? A) Change in Technology. B) Change in Number of Sellers in the Market. C) Change in Cost of Factors of Production. D) None of the above. Show Answer Correct Answer: C) Change in Cost of Factors of Production. 3. The concept of elasticity is most relevant when analyzing changes in: A) Demand and supply. B) Market size. C) Advertising effectiveness. D) Production costs. Show Answer Correct Answer: A) Demand and supply. 4. Solve system by using Cramer's Rule. Answers are written in the following form (x, y) $-4x+7y=10$ $x-3y=-10$ A) $\left(-8, -10\right)$. B) $\left(8, -10\right)$. C) $\left(10, -8\right)$. D) $\left(-10, 8\right)$. Show Answer Correct Answer: B) $\left(8, -10\right)$. 5. A square matrix is said to be non-singular if: A) $\left|A\right|=0$. B) $\left|A\right|\ne0$. C) $\left|A\right|=-1$. D) $\left|A\right|=1$. Show Answer Correct Answer: B) $\left|A\right|\ne0$. 6. A quin tipus de paraula acompanyen els determinants? A) Als adjectius. B) Als verbs. C) Als substantius. D) Als pronoms personals. Show Answer Correct Answer: C) Als substantius. 7. If A is a 3 $\times$ $\left|A\right|=8$ $\left|3A\right|$ A) 8. B) 24. C) 72. D) 216. Show Answer Correct Answer: D) 216. 8. Que inclueixen els articles A) El, la, els, dos, les. B) El, la, l', les, els. C) El, la, l'. D) El, la, un, una. Show Answer Correct Answer: B) El, la, l', les, els. 9. Je suis un article masculin singulier. Qui suis-je? A) La. B) Le. C) Des. D) Une. Show Answer Correct Answer: B) Le. 10. Ahir vaig veure a les ..... amigues Nayara i Yuma al parc A) Meus. B) Seua. C) Vostres. D) Meu. E) Teua. Show Answer Correct Answer: C) Vostres. 11. What is the main takeaway from the presentation? A) Health is only determined by biology. B) Health inequalities are fixed and unchangeable. C) Various influences affect individual health and inequalities exist. D) Everyone has equal access to healthcare. Show Answer Correct Answer: C) Various influences affect individual health and inequalities exist. 12. ..... (Determinant article definit) amic de Joan ha vingut de visita a ..... (Determinant possessiu de mi) casa. A) El / la nostra. B) L' / ma. C) Un / la meua. D) Uns / la seua. Show Answer Correct Answer: B) L' / ma. 13. Inverse of a square matrix A does not exist if A is: A) Non-Singular. B) Diagonal. C) Singular. D) Adjoint. Show Answer Correct Answer: C) Singular. 14. If f(x)= ax+b, where a and b are integers, f(-1)=-5 and f(3)=3, then a and b are equal to A) A=-3, b=-1. B) A=2, b=-3. C) A=0, b=2. D) A=2, b=3. Show Answer Correct Answer: B) A=2, b=-3. 15. What is the determinant of a 3x3 matrix? A) Ad-bc. B) A + b + c + d + e + f + g + h + i. C) Aei + bfg + cdh-ceg-bdi-afh. D) A-b-c-d-e-f-g-h-i. Show Answer Correct Answer: C) Aei + bfg + cdh-ceg-bdi-afh. 16. He trobat ..... camiseta groga que em va regalar la meva padrina A) Una. B) Les. C) La. D) L'. Show Answer Correct Answer: C) La. 17. ..... ordenadores son muy caros. A) Aquellas. B) Este. C) Aquel. D) Estos. Show Answer Correct Answer: D) Estos. 18. How does the availability of close substitutes impact the price elasticity of demand? A) It makes demand more inelastic. B) It makes demand more elastic. C) It has no effect on demand elasticity. D) It leads to perfectly elastic demand. Show Answer Correct Answer: B) It makes demand more elastic. 19. The following are some of the methods to assess patient learning needs, EXCEPT ONE: A) Identify the learning. B) Choose the right setting. C) Identify the teacher. D) Prioritize needs. E) Determine availability of educational resources. Show Answer Correct Answer: C) Identify the teacher. 20. If people expect the price of a PS5 to go up next week, what will happen to the demand for a PS5 today. A) It will decrease. B) It will increase. C) It will stay the same. D) None of the above. Show Answer Correct Answer: B) It will increase. 21. M'agrada molt el ..... jersei. A) Un. B) Teues. C) Teu. D) None of the above. Show Answer Correct Answer: C) Teu. 22. As income increases, demand for goods and services ..... A) Increases. B) Decreases. C) Stays the same. D) None of the above. Show Answer Correct Answer: A) Increases. 23. Which determinant of demand would be impacted if suddenly half of the people in Michigan moved to Wisconsin? A) Population. B) Income. C) Substitutes. D) Tastes/Preferences. E) Complements. Show Answer Correct Answer: A) Population. 24. How does the determinant change when two rows of a matrix are swapped? A) The determinant doubles in value. B) The determinant remains unchanged. C) The determinant becomes zero. D) The determinant changes sign. Show Answer Correct Answer: D) The determinant changes sign. 25. Prominence refers to A) Average, everyday people. B) Well-known people like politicians, celebrities, and sports professionals. C) All the above. D) None of the above. Show Answer Correct Answer: B) Well-known people like politicians, celebrities, and sports professionals. ← 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 7Class 12 Mathematics Chapter 4 Determinants Quiz 8Class 12 Mathematics Chapter 4 Determinants Quiz 9Class 12 Mathematics Chapter 4 Determinants Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books