Question

which of the following is correct (a) (a - b)² = a² + zab - b² (b) (a - b)² = a² - zab + b² (c) (a - b)² = a² - b² (d) (a + b)² = a² + zab - b²​

Answer 1

Answer:

Option (b) is correct

Mark me as Brainlist

Answer 2

$\huge\text{Question -}$

which of the following is correct

(a) (a - b)² = a² + zab - b²

(b) (a - b)² = a² - zab + b²

(c) (a - b)² = a² - b²

(d) (a + b)² = a² + zab - b²

$\huge\text{Answer -}$

(a - b)² = a² - 2ab + b²

Hence , Option B is correct