Factorise the question 16x^3+54
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Answer:
2(2x+3)(4x² - 6x + 9)
Step-by-step explanation:
16x³ + 54 = 2(8x³ + 27)
=2( (2x)³ + (3)³) (∵a³ + b³ = (a + b)(a² - ab + b²)
= 2(2x+3)(4x² - 6x + 9)
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