Ответ:
Объяснение:
16-24m²+9m⁴-8(6m²+m⁴-18-3m²)= 16-24m²+9m⁴-48m²-8m⁴+144+24m²= m⁴-48m²+160
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Ответ:
Объяснение:
16-24m²+9m⁴-8(6m²+m⁴-18-3m²)= 16-24m²+9m⁴-48m²-8m⁴+144+24m²= m⁴-48m²+160