Question

422 = (40 + ___ )2 pls solve this fast

Answer 1

422=(40+x)2
422=80+2x
422-80=2x
342=2x
342/2=x
171=c

Answer 2

Answer:

171

Step-by-step explanation

let us asumme the missing number as x

422= (40+ x) 2

422= 80+2x

422= 80+2 x

422-80 =2x

342= 2x

x = 171