scoobybiancaosb3sh
scoobybiancaosb3sh
26-04-2020
Mathematics
contestada
Factorise fully
21a - 7a^2
Respuesta :
khloesmith
khloesmith
26-04-2020
3a(7-a)
Have a great day!!!
Answer Link
Аноним
Аноним
26-04-2020
Answer:
7(3a-a^2)
Step-by-step explanation:
7 divided into 21 is 3
7(3a-a^2)
Answer Link
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