Question

x^2-(a+b)x+ab
tell please
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Answer 1

Answer:

given

x² -(a +b)x + ab

= x² -ax -bx + ab

= x(x -a) -b( x -a)

= (x -a)(x -b)

so, the factors are (x-a) and ( x -b)

to find the zeros

(x -a)(x -b) = 0

=> x -a = 0. or , x -b = 0

=> x = a or, x = b

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