Question

how this calculation can anyone tell me identity ​

Answer 1

Answer:

as in the first bracket after the bracket is closed there's(√3-√2)2

Step-by-step explanation:

the reminds the same number should be repeated

Answer 2

$\tt\it\bf\it\huge\bm{\mathfrak{{\red{hello*mate♡}}}}$

$\tt\it\bf\huge\it\bm{\mathcal{\fcolorbox{blue}{yellow}{\red{ANSWER==>}}}}$

_______________________________

Here, it's use formula for (a-b)², (a²-b²)

=>(a+b)²=a²+b²-2ab

=>(a²-b²)=(a+b)(a-b)

_______________________________

$\tt\it\bf\huge\it\bm{\mathcal{\fcolorbox{blue}{yellow}{\red{BE-BRAINLY !}}}}$