If a 1 2 −1 −1 1 2 2 −1 1 then adj adja

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August undefined, 2024

WebIf A = 1 2 2 2 1 2 2 2 1 , then prove that A^2 - 4A - 5I = 0 , also find A^-1 Class 12 >> Maths >> Determinants >> Inverse of a Matrix Using Adjoint >> If A = 1 2 2 2 1 2 2 2 1 …

If A= [ [ 2 1; 1 2 ]] and I is the unit matrix of order 2, then A2 equals

Webif( ( a == 1 ), 2) The value of the comma operator is the value of the second operand. So the condition in the second if statement will always evaluate to true because 2 is not equal to … WebThe value of the determinant. 6. If [sin2 αcos2 α cos2 αsin2 α] = 0,α ∈ (0,π), then the values of α are. 7. If α,β and γ are the roots of x3 + ax2 +b = 0, then the value of ∣∣α β γ β γ α γ α β ∣∣ is. 8. If ∣∣x2 +x 2x+1 x −3 3x− 1 2 + x2 x2 +4 −x+3 x3 − 3 3x ∣∣ = a0 + a1x +a2x2 +.....+ a7x7, then the ... dbz kai where to watch

If A = [(-1, -2, -2), (2, 1, -2), (2, -2, 1)], then adj A = ... (a) A ...

Webif A [1&2 2&1]and f(x) = (1+x) (1 - x), then f(A) is (A) -4 [1&1 1&1] (B) -8 [1&1 1&1] (C) 4 [1&1 1&1] (D) None of these. Check Answer and Solution fo Web30 mrt. 2024 · Misc 3 If A = [ 8(3&−4@1&−1)] , then prove An = [ 8(1+2n&−4n@n&1−2n)] where n is any positive integer We shall prove the result by using mathematical induction. Step 1: P(n): If A= [ 8(3&−4@1&−1)] , then An = [ 8(1+2n&−4n@n&1−2n)] , n ∈ N Step 2: Prove for n = 1 For n = 1 L.H.S = A1 = Web16 mrt. 2024 · Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo. geecrack bag

If A = 1 2 2 2 1 2 2 2 1 , then prove that A^2 - Toppr Ask

If a = ⎡ ⎢ ⎣ 1 2 0 − 2 − 1 − 2 0 − 1 1 ⎤ ⎥ ⎦ , Find A−1. Using A−1 ...

WebIf A=⎣⎢⎢⎡ 1−12 21−1−121 ⎦⎥⎥⎤ , then det(adj(adjA)) is A (14) 1 B (14) 2 C (14) 3 D (14) 4 Hard Solution Verified by Toppr Correct option is D) A=⎣⎢⎢⎡ 1−12 21−1−121 ⎦⎥⎥⎤ We know that ∣adjA∣=∣A∣ n−1 Here, ∣A∣=1(1+2)−2(−1−4)−(−1−2)=14 det (adj(adjA))=∣A∣ (3−1) 2=(14) 4 Solve any question of Determinants with:- Patterns of problems > WebIf and and A = [ 1 − 1 2 − 1] and B = [ a 1 b − 1] and ( A + B) 2 = A 2 + B 2 , then find the values of a and b. Advertisement Remove all ads Solution Given: ( A + B) 2 = A 2 + B 2 … geecrack usaWebIf A=⎣⎢⎢⎡ 1−12 21−1−121 ⎦⎥⎥⎤ , then det(adj(adjA)) is A (14) 1 B (14) 2 C (14) 3 D (14) 4 Hard Solution Verified by Toppr Correct option is D) A=⎣⎢⎢⎡ 1−12 21−1−121 ⎦⎥⎥⎤ We know … dbz kakarot can you change outfits

"Web24 dec. 2024 · If A = [ (1,2), (2,1)] then adj A = (a) [ (1,-2), (-2,1)] (b) [ (2,1), (1,1)] (c) [ (1,-2), (-2,-1)] (d) [ (-1,2), (2,-1)] class-12 Please log in or register to answer this question. 1 … " - If a 1 2 −1 −1 1 2 2 −1 1 then adj adja

If a 1 2 −1 −1 1 2 2 −1 1 then adj adja

What is the difference between if(a == (1,2)) and if(a == 1,2)?

Web24 jan. 2024 · If the matrices A = [ (1, 1, 2), (1, 3, 4), (1, - 1, 3)], B = adjA and C = 3A, then adjB / c is equal to : (1) 72 (2) 2 (3) 8 (4) 16 jee main 2024 Share It On 2 Answers 0 votes answered Jan 24, 2024 by Sarita01 (54.2k points) selected Jan 28, 2024 by AmanYadav Best answer Answer is (3) 8 +1 vote answered Jan 25, 2024 by Beepin (59.2k points) WebThe value of the determinant. 6. If [sin2 αcos2 α cos2 αsin2 α] = 0,α ∈ (0,π), then the values of α are. 7. If α,β and γ are the roots of x3 + ax2 +b = 0, then the value of ∣∣α β γ β γ α γ …

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Webwhy create a profile on Shaalaa.com? 1. Inform you about time table of exam. 2. Inform you about new question papers. 3. New video tutorials information. WebSolution Verified by Toppr Step 1: Using the Inverse formula to prove the given relation. We know that A −1= ∣A∣adjA ∴A.adjA=∣A∣I...........(1) Substituting A with adjA adjA.adj(adjA)=∣adjA∣I From (1) adjA= A∣A∣I.............(2) Substituting (2) in (1) A∣A∣Iadj(adjA)=∣adjA∣I...............(3) Taking determinant on both sides of (1) ∣A.adjA∣=∣∣A∣I∣

Web30 mrt. 2024 · Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo. WebInverse Function. For any one-to-one function f(x) = y, a function f − 1(x) is an inverse function of f if f − 1(y) = x. This can also be written as f − 1(f(x)) = x for all x in the domain of f. It also follows that f(f − 1(x)) = x for all x in the domain of f − 1 if f − 1 is the inverse of f. The notation f − 1 is read “f ...

WebIf A = ⎡ ⎢ ⎣ 1 1 1 1 0 2 2 1 0 ⎤ ⎥ ⎦, I is the unit matrix of order 3 and a A 3 + b A 2 + c A – I = B, where B is null matrix of order 3 × 3, then Q. If ⎡ ⎢ ⎣ 1 3 0 1 0 − 2 − 4 − 4 4 ⎤ ⎥ ⎦ = A + B where A is symmetric matrix and B is skew-symmetric, then A − B is equal to WebIf a = ⎡ ⎢ ⎣ 1 2 − 1 − 1 1 2 2 − 1 1 ⎤ ⎥ ⎦ , Then Ded (Adj (Adj A)) is . CBSE Science (English Medium) Class 12. Question Papers 1879. Textbook Solutions 24705. MCQ Online Mock …

WebWBJEE 2010: If A = [1&2 -4&-1] then A-1 is (A) (1/7) [-1&-2 4&1] (B) (1/7) [1&2 -4&-1] (C) (1/7) [-1&2 4&-1] (D) Does not exist. Check Answer and Solu

Web24 sep. 2024 · If A = [(1, 2, 2) (2, 1, -2) (a, 2, b)] is a matrix satisfying the equation AA^T = 9I, where I is the identity matrix of order 3 asked Feb 14, 2024 in Matrices by … dbz kakarot all playable charactersWebUsing A−1, Solve the System of Linear Equations X − 2y = 10, 2x − Y − Z = 8, −2y + Z = 7 - Mathematics. Advertisement Remove all ads. Advertisement Remove all ads. If A = [ 1 2 … dbz kakarot community boardWeb8 okt. 2024 · If A = [ (1 2 2), (2 1 -2), (a 2 b)] is a matrix satisfying the equation AAT = 9I, where I is 3 x 3 identity matrix, then the ordered pair (a, b)is equal to. (a) (2, -1) (b) (-2, … dbz kakarot best community setupWebSolution Here, A = [ 1 2 0 − 2 − 1 − 2 0 − 1 1] A = 1 ( − 1 − 2) + 2 ( 2) = − 3 + 4 = 1 Let be the cofactors of the elements in Then, Let C i j be the cofactors of the elements a i j in A = [ a i j]. Then, C 11 = ( − 1) 1 + 1 − 1 − 2 − 1 1 = − 3, C 12 = ( − 1) 1 + 2 − 2 − 2 0 1 = 2, C 13 = ( − 1) 1 + 3 − 2 − 1 0 − 1 = 2 dbz kakarot cheat codes ps4WebIf A = ⎡⎢⎣12−1−1122−11⎤⎥⎦ then det Adj Adj A is 144 146 149 142 A =1+2−2−1−4−11−2=3+10+1=14∴det Adj Adj A= Adj A 2= A 4=144 Grade If A = … dbz kakarot best community board setupWeb30 mrt. 2024 · Transcript. Ex4.6, 15 If A = [ 8 (2&−3& 5@3 &2&− 4@1 &1&−2)], find A−1. Using A−1 solve the system of equations 2x – 3y + 5z = 11 3x + 2y – 4z = -5 x + y – 2z = -3 Writing equation as AX = B [ 8 (2&−3& 5@3 &2&− 4@1 &1&−2)] [ 8 (𝑥@𝑦@𝑧)] = [ 8 ( 11@ − 5@ −3)] Ex4.6, 15 If A = [ 8 (2&−3& 5@3 &2&− 4@1 &1&−2 ... dbz kakarot cheat codes xbox oneWeb28 mrt. 2024 · If A = [ (-1, -2, -2), (2, 1, -2), (2, -2, 1)], then adj A = ... (a) A (b) AT (c) 3A (d) 3AT matrices determinants jee jee mains 1 Answer +1 vote answered Mar 28, 2024 by … dbz kakarot big fish location