Question

19) The value of x-2x+1 when x=1 is *​

Answer 1

Answer:

X-2X+1

X=1

1-2(1)+1

1-2+1

1-1

0

Answer 2

Answer:

given,

x-2x+1

substitute x= 1 in equation

= 1-2*1+1

=1-2+1

=-1+1

=0

So, 0 is the answer

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