Question

Simplify step by step ​

Answer 1

Answer:

4

Step-by-step explanation:

Using (a+b)² - (a-b)² = 4ab

$4 \times \frac{a}{2b} \times \frac{2b}{a}$

Eliminate opposites

$4 \: \: ans$

Answer 2

Answer:

A very happy birthday to u lisa....❤❤❤❤❤❤

finally u were born today...I must say thank God who gifted me a bestie like you ....

May God bless you with health,joy..May all your dreams come true..enjoy your day to the fullest ....k...❤❤❤

❤❤

I hope maybe one we'll meet...❤❤

today blackpink's ice cream is going to release so I hope it will be your luckiest birthday...

remember when anyone says do u have a friend... make sure you say yes..xd.

remember I'm always here with u in times of happy and sorrow... we'll share it together...

I purple u until my last day❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤

once again happy birthday