ABC is a right angled triangle at C. If D is the mid point of BC,prove that AB2=4AD2-3AC2

ABC is a right angled triangle at C. If D is the mid point of BC,prove

1.	ABC is a right angled triangle at C. If D is the mid point of BC,prove that AB2=4AD2-3AC2
Answer» ABC is a right angled triangle at C. If D is the mid point of BC,prove that AB²=4AD²-3AC²