Math, asked by MGYT, 18 days ago

Using the identity (a+b)^ 2 =a^ 2 +2ab+b^ 2 , derive the formula for (a + b + c) ^ 2 . Hence, find the value of (2x - 3y + 4z) ^ 2

Answers

Answered by nibeditatripathy2020

1

Answer:

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

(2x - 3y + 4z)² = 4x² - 12xy + 16xz + 9y² - 24yz + 16z²

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