Question

If a b c d are in continued proportion prove that a minus b + C + a minus b whole square minus 3 minus b minus C plus B minus C by b whole square equal to a minus b whole square into 1 by 3 square minus 1 by b square​

Answer 1

Answer:

nothing

Step-by-step explanation:

you understand on your pwn

Answer 2

Answer:

(a-d)^2

Step-by-step explanation:

options are not correct in book don't worry