Answer:
468
Step-by-step explanation:
=13[42-6]
=13 (36)
=13×36
=468
Answer:
1:3.7
Step-by-step explanation:
1331/27
Then cube root
3.66666666667
Round
3.7
(i believe)
Answer:
n^2+8n+16
Step-by-step explanation:
(n+4)^2
=(n+4) (n+4)
= n^2+4n+4n+16
=n^2+8n+16
Answer:
he studies his math for 15 hours
Step-by-step explanation: