Factorise 8-64x³......
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8-64x³
= 2³ - (4x)³
As a³-b³=(a-b)(a²+ab+b²)
=(2-4x)(2²+8x+(4x)²)
=(2-4x)(4+8x+16x²)
Thus, (2-4) and (4+8x+16x²) qre factors of p(x)
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▬▬▬▬▬ஜ۩۞۩ஜ▬▬▬▬▬▬
8-64x³
= 2³ - (4x)³
As a³-b³=(a-b)(a²+ab+b²)
=(2-4x)(2²+8x+(4x)²)
=(2-4x)(4+8x+16x²)
Thus, (2-4) and (4+8x+16x²) qre factors of p(x)
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