Question

List all 10 identies with examples using for (1). Expanding (2).Factorisation. pls don't spam I need correct answer​

Answer 1

Answer:

Step-by-step explanation:

9x² - 1 =a²-b²

so... (a+b)(a-b)

(3x)² -(1)²

(3x+1)(3x-1)

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