x²+(a+b)x+ab= (a+x)(x+b)
your ans...was wrong...it was an identity
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Factorizingx
2
−(a+b)x+ab,
=x
2
−ax−bx+ab,
=x(x−a)−b(x−a)
=(x−a)(x−b)
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A magnetic field is a vector field that describes the magnetic influence on moving electric charges, electric currents, and magnetic materials. A moving charge in a magnetic field experiences a force perpendicular to its own velocity and to the magnetic field.
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