Question

prove (a - b)^2 = (a + b)^2 - 4ab geometrically​

Answer 1

Answer:

(a-b)^2=(a+b)^2-4ab

a^2+b^2-2ab=a^2+b^2+2ab-4ac

a^2+b^2-2ab=a^2+b^2-2ab

(a-b)^2=(a-b)^2