Question

3x² -5x +3 ,when x=2​

Answer 1

$3 {x}^{2} - 5x + 3 \\ at \: x = 2 \\ 3(2)^{2} - 5 \times 2 + 3 \\ 12 - 5 + 5 \\ 12$

will be the answer!!

Answer 2

When x = 2,

= (3x2²) - (5x2) +3

= (3x4) -10 + 3

= 12 - 10 + 3

= 2+3

=5