1. Solve for the element 4-2 of the inverse of matrix A below. 8 -1 A = 2 1 6 3 1 2 4 1

Q: 7: Define the zero divisor. Is every ring has zero divisors?

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A: Theory : sets union and intersection formulas; nA∪B∪C=nA+nB+n(C)-n(A∩B)-nA∩C-nB∩C+n(A∩B∩C)n(A not B)…

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A: We have given a integral ,  ∫04 xx2 - 9dx First we will find undefined singularity , Here , x2 - 9 =…

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Q: 15. (a) Find the quadratic approximation for the function f(x) = x3/2 centered at a = 4. (b) Use…

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Q: Solve the following initial-value problem: x e* dx+ (ys- 1)dy 0; y(0) = 0

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Q: 7. (3+ 14)š

A: As per our guidelines, we are supposed to solve only first question. Kindly repost other question as…

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Q: U (ot) =U ( 5,t)-0 Hiwg Solve U tt = 16 Uxx K= 4 U t CX,o) = 0 u CX, o) = X (5-X

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Q: Determne the |laylur Series of flx) = Sh(x)= X =t. Series of Flo) = Sin(x)= arownd Xo

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Q: resubmit

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Q: - Let R=(Z,t9 ,.9). Find 1. Char(R) 2. Nilpotent ideals of R 3. Prime ideals of R.

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Q: If A and B are finite sets, then A ∪ B is also a finite set

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Q: 2x1- 3x2+ 2x3= 9 3x1- 2x2+ X3 = 4 X1 - 4x2+ 2x3 = 6

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Q: Define f, g: R → R as if f(x) ={3x – 2 if -13 and g(x) = 8x – 1. Find f o g and gof. %3D

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Q: 4.2 isnot answered

A: We use the facts that τ=Tr(A)∆=det(A)

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Q: 1. Q4) Find the maximum eigen value for the system 4 = 5 4 with initial vector x' (0) = (1 1)

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Q: X = 82 + Ilt y = - 41 - Gt t ソ - 8 - 9 - 17 13 - 10 - 28 19 2.) 2x + 5y 17 SOLUTION : (2,5)-1 and…

A: Diaphantine equation

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