Question

x^2/a^2+y^2/b^2=2z form p d e​

Answer 1

Informal letters are mainly used for personal communication. So they do not have to follow any specific pattern, format or conventions. They can be written as per the writer's wishes and the requirement of the situation. So the letter is written in a personal fashion in casual unassuming language

Answer 2

Step-by-step explanation:

please mark as brainless