Jawab:
1.(4s²+2s-1)²
= (4s²+2s-1) (4s²+2s-1)
= 16s⁴ + 8s³ - 4s² + 8s³ + 4s² - 2s - 4s² - 2s + 1
= 16s⁴ + 16s³ - 10s - 1
2.(3t-2)³
= (3t-2) (3t-2) (3t-2)
= (27t³ - 54t² + 36t - 8)
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Jawab:
1.(4s²+2s-1)²
= (4s²+2s-1) (4s²+2s-1)
= 16s⁴ + 8s³ - 4s² + 8s³ + 4s² - 2s - 4s² - 2s + 1
= 16s⁴ + 16s³ - 10s - 1
2.(3t-2)³
= (3t-2) (3t-2) (3t-2)
= (27t³ - 54t² + 36t - 8)