Question

Factorisation ; 48m4 - 3​

Answer 1

Step-by-step explanation:

48m⁴-3

3(16m⁴-1)

3{(4m²)²-1²}

3{(4m²-1)(4m²+1)}. [used a²-b²= (a+b)(a-b)]

3(4m²+1){(2m)²-1²}

3(4m²+1){(2m+1)(2m-1)}. [used a²-b²= (a+b)(a-b)]

3(4m²+1)(2m+1)(2m-1) answer

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