Question

give with full explanation​

Answer 1

Answer:

3x²+5y+6

3×2²+5×3+6

=33

Answer 2

$= 3 {x}^{2} + 5y + 6$

$x = 2 \: \: and \: \: y = 3$

$= 3( {2)}^{2} + 5(3) + 6$

$= 3(4) + 15 + 6$

$= 12 + 21$

$=33$