Question

(i) expand by using standard formulas (x + 2)^3​

Answer 1

Step-by-step explanation:

(x + 2)³

=> x³ + 2³ + 3 × x × 2(x + 2)

=> x³ + 8 + 6x(x + 2)

=> x³ + 8 + 6x² + 12x

=> x³ + 6x² + 12x + 8

Answer 2

Answer:

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