Question

plz help as fast as possible as it is urgent ​

Answer 1

$\green{ \underline \bold{given : }} \\ \tt : \implies(x - 2y)^{2} + (2x + 2y)^{2} \\ \tt : \implies2x {y}^{2} + 2x {y}^{2} \\ \tt : \implies2 \times 2 + 2 \times 2 \\ \tt : \implies \: 4 + 4 \\ \tt : \implies \: 8 \\ \\ \\ \orange{ \underline \bold{given : }} \\ \tt : \implies \: (a + 3ab )^{2} + (a - b) ^{2} \\ \tt : \implies3 \times 2ab + 2a \\ \tt : \implies3 \times 2ab + 2a \\ \tt : \implies \: 6ab + 2 \\ \tt : \implies \: 6 + 2 \\ \tt : \implies \: 8 \\ \\ \\ \pink{ \underline \bold{given : }} \\ \tt : \implies \: (s + t) + (s + t) ^{2} + st \\ \tt : \implies \: st + st ^{2} + st \\ \tt : \implies \: st ^{2} + st ^{2} \\ \tt : \implies2 + 2 \\ \tt : \implies = 4$

Answer 2

Step-by-step explanation:

= 2xy² + 2xy²

= 2 × 2 + 2 × 2

= 4 + 4

= 8