Jawab ya kakak plis jawab dong..

7. 4³ + 6³ – a³ = 155
64 + 216 – a³ = 155
280 – a³ = 155
– a³ = 155 – 280
– a³ = -125
a³ = 125
a = 5 (b)

8. ³√2197 – ³√1331
13 – 11
2 (c)

9. ³√4096 : (3³ – 19)
16 : (27 – 19)
16 : 8
2 (b)

semoga membantu yaaa