Question

$100b {}^{2} - 60bc + 9c {}^{2}$
algebraic identities​

Answer 1

Answer:

10b²-3c²

Step-by-step explanation:

⇒ 100b²-60bc+9c²

Using identity, a²-2ab+b²= (a-b)²

Where,

• a = 100b²
• b = 9c²

⇒ (100b)²-(60bc)+(9c)²

⇒ 10b²-2(10b)(3c)+3c²

⇒ 10b²-3c²

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