Question

5. Simplify the expressions and evaluate them as directed:

(i) x (x – 3) + 2 for x = 1,

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Answer 1

x(x−3)+2=x.x−3x+2

=x^2 −3x+2

For x=1

putting x=1 in expression

x^2 −3x+2=(1)^2 −3(1)+2

=1−3+2

=3−3

=0

Answer 2

Answer:

1(1-3) +2

1(-2) +2

-2+2

0