1.

A²+b²+c² = what is the formula??​

Answer»

Answer:

a² + b² + c² = ( a + b + c )² - 2 ( ab + BC + ca)

Step-by-step explanation:

Hey there!

We KNOW that,

( a + b + c) ² = a² + b² + c² + 2AB+ 2bc + 2ca

So,

a² + b² + c² = ( a + b + c )² - 2 ( ab + bc + ca)

JAI SHREE KRISHNA



Discussion

No Comment Found

Related InterviewSolutions