Question

find the zeros of the following quadratic polynomial x square -2x
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Answer 1

Answer:

$x {}^{2} - 2x = 0$

$x {}^{2} = 2x$

$x = 2$

Answer 2

Answer:

x - 2 = 0

x = 2

Relation :

a + b = -b/a

2+0= -(-2)/1

2=2

Hence proved