If a 2 − a + i o then a −1 is equal to
Web6 apr. 2024 · Find rational roots of the polynomial f (x) = 2x 3 + x 2 − 7x − 6. The perimeter of an isosceles triangle is 32 cm. The ratio of the equal side to its base is 3 : 2. Find the area of the triangle. The sum of two angles of a triangle is 116∘ and their difference is 24∘ Find the measure of each angle of the triangle. Web6 apr. 2024 · Similarly. 2 x 2 − 3 x + 1 = 0, 4 x − 3 x 2 + 2 = 0 x 2 + x − 3 x) = 0 is a quadratie equation equations. In fact, any equation of the form p (x) = 0, where p (x) is a polywomial of degree 2, is a quadratic equation. But when we write the terms of p (x) in descending otder of: their degrees, then we get the standard form of the equation. That 0 is called the …
If a 2 − a + i o then a −1 is equal to
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WebCorrect option is A) A is a square matrix such that A=A 2 Now, (I−A) 3+A=(I−A) 2(I−A)+A =(I 2−2AI+A 2)(I−A)+A =(I−2A+A)(I−A)+A (∴A 2=A,I 2=I) =(I−A)(I−A)+A =(I−A) 2+A =I 2−2AI+A 2+A =I−2A+A+A (A 2=A,I 2=I) (I−A) 3+A=I Hence, option A ic correct. Was this answer helpful? 0 0 Similar questions Let P be an m×m matrix such that P 2=P. WebGiven, A 2 = I Since, A is non-singular matrix ∴ ∣ A ∣ = 0, so, A − 1 exists. Multiplying by A − 1 on both sides, we get A − 1 (A 2) = A − 1 (I) ⇒ (A − 1 A) A = A − 1 ⇒ I A = A − 1 (∵ A − …
Web12 apr. 2024 · I had a lot of issues with science subject, especially when it came to understanding complex concepts. But since Filo, I feel confident in my ability to … WebThe first result is if your comparison is True, the second if your comparison is False. For example, =IF (C2=”Yes”,1,2) says IF (C2 = Yes, then return a 1, otherwise return a 2). …
WebNone of these Solution: Given, A2 = I Since, A is non-singular matrix ∴ ∣A∣ = 0,so,A−1 exists. Multiplying by A−1 on both sides, we get A−1 (A2) = A−1 (I) ⇒ (A−1A)A = A−1 ⇒ I A = A−1 (∵ A−1A = I) ∴ A−1 = A (∵ I A = A) Web16 mrt. 2024 · Ex4.5, 16 If A = 2−11−12−11−12 verify that A3 − 6A2 + 9A − 4I = O and hence find A−1 Calculating A2 A2 = A.A = 2−11−12−11−12 2−11−12−11−12 = 2 2+ −1 −1+1 (1)2 −1+ −1 2+1 (−1)2 1+ −1 −1+1 (2)−1 2+2 −1+ (−1) (1)−1 −1+2 2+ (−1) (−1)−1 1+2 −1+ (−1) (2)1 2+ −1 −1+2 (1)1 −1+ −1 2+2 (−1)1 1+ −1 −1+2 (2) = …
Web22 mrt. 2024 · If A is square matrix such that A 2 = A, then (I + A)³ – 7 A is equal to: (a) A (b) I + A (c) I − A (d) I This question is inspired from Misc. 15 (MCQ) - Chapter 3 Class 12 - Matrices This video is only available for Teachoo black users Subscribe Now Get live Maths 1-on-1 Classs - Class 6 to 12 Book 30 minute class for ₹ 499 ₹ 299 Transcript
WebSolution Verified by Toppr Correct option is C) Given, A 3=0 ⇒I−A 3=I Using the identity, we get ⇒(I−A)(I+A+A 2)=I ∴I+A+A 2=(I−A) −1 Was this answer helpful? 0 0 Similar questions If for a matrix A, A 3=I, then A −1 is equal to- Easy View solution > If A=⎣⎢⎢⎡320−3−3−1441⎦⎥⎥⎤ then A −1 equals to =? Medium View solution > View more More From Chapter crazy mickey\u0027s auto chaser mtcrazy mexico haw river menuWeb12 apr. 2024 · Solution For A={x:x2−x=0} and B={x:x2−2x=0} then n(A∩B is equal to (where U is universal set and n(A) denotes number of elements) 6. Let X={1,2,3,…10. The world’s only live instant tutoring platform. Become a tutor About us Student login Tutor ... crazy mickey\u0027s auto trader montanaWebLucas numbers have L 1 = 1, L 2 = 3, and L n = L n−1 + L n−2. Primefree sequences use the Fibonacci recursion with other starting points to generate sequences in which all numbers are composite. Letting a number be a linear function (other than the sum) of the 2 preceding numbers. The Pell numbers have P n = 2P n−1 + P n−2. crazy mexico restaurant haw river ncWebIf A is a square matrix such that A2 = I, then A-1 is equal to (A) I (B) O (C) A (D) A + I. Check Answer and Solution for above question from Mathemat. Tardigrade - CET NEET JEE Exam App. Exams; Login; Signup; ... If A is a square matrix such that A 2 … crazy mexican restaurant myrtle beachWebIf a 2 − a + I = 0 , Then the Inverse of a is . CBSE Science (English Medium) Class 12. Question Papers 1913. Textbook Solutions 24547. MCQ Online Mock Tests 31. … d-link router support numberWeb(iii) If A A is nonsingular, then use the inverse matrix A^ {−1} A−1 and the hypothesis A^2 = A A2 = A to show that A = I A = I. Solutions Verified Solution A Solution B 2 cases arise here: 1.) A is singular - in this case, we are done with the proof 2.) A is non singular - Since A is non singular, we can post-multiply both sides by A^ {-1} A−1. d-link router software