Discrete mathmatics, math, Mathematics

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give an example of a relation R that is transitive while inverse of R is not

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Prove that ac2 = ap2 + 2(1+2)bp2, ABC is a right-angled isosceles triangle,...

ABC is a right-angled isosceles triangle, right-angled at B. AP, the bisector of ∠BAC, intersects BC at P. Prove that AC 2 = AP 2 + 2(1+√2)BP 2 Ans:    AC = √2AB (Sinc

Division of two like terms, Case 1: Suppose we have two terms 8ab and 4ab. ...

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Definition of inverse functions, Definition of inverse functions :  Given...

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what number does not belong 43,47,53,59,65,67

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Abstract Algebra, let R be a (noncommutative) ring. Given that a,b and a+b ...

let R be a (noncommutative) ring. Given that a,b and a+b ? R are all units, prove that a^(-1)+b^(-1) is a unit

Matrix inverse, Here we need to see the inverse of a matrix. Provided a squ...

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express the area of a square with sides of length 5ab as monomial

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1) find the maxima and minima of f(x,y,z) = 2x + y -3z subject to the constraint 2x^2+y^2+2z^2=1 2)compute the work done by the force field F(x,y,z) = x^2I + y j +y k in moving

Areas of a rectangle, a rectangular field with a path around it measures 1...

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