Question

if (x-y)^2 =4 which of the following could be a value of 3(x-y)?
A)6
B)12
C)17
D)24
E)48​

Answer 1

Answer:

6 is answer

Step-by-step explanation:

X-Y= 2

Then put this value in

3(x-y)=3×2=6

Answer 2

Answer:

(x-y)^2=4

(x-y)=√4

x-y=2

3( x-y) =3×2=6

so the option is (A)