Question

expand 4+5)^2
Spammers stay away​

Answer 1

Answer:

${4}^{2} + 2(4 \times 5) + {5}^{2}$

$\sf \to16 + 2(20) + 25$

$\sf \to16 + 40 + 25$

$\sf \to81$

Answer 2

Correct question

(4+5)²

Given

(4+5)²

We Doing

Expand of (4+5)²

According to the question

= (4+5)²

= 4² + 2(4 × 5) + 5²

= 16 + 2(20) + 25

= 16 + 40 + 25

= 81

$\:$