Question

$\color{red}\boxed{QUESTION}$
a² - b² + c² - d² - 2(ac - bd)​

Answer 1

Answer:

a²-b²+c²-d²-2(ac-bd)

= a²-b²+c²-d²-2ac+2bd

= (a²-2ac+c²) - (b²-2bd+d²)

= (a-c)²-(b-d)²

=(a-c+b-d) (a-c-b+d)

Step-by-step explanation:

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Answer 2

May it help u and solve your problem