Question

find the value of (39+21) sq is ​

Answer 1

Step-by-step explanation:

${(39 + 21)}^{2} \\ = {(60)}^{2} \\ = 60 \times 60 \\ = 3600$

Answer 2

Answer:

60

Step-by-step explanation:

(39+21)2

(60)2

60x60

3600.