Answer:
b i think
Step-by-step explanation:
hope this helps
Answer:
11 3/14
Step-by-step explanation:
Hello:
<span>an = 2an-1 + 5, where a1 = 5
n =2 a2 = 2a1 +5 = 2(5)+5 = 15
</span>n =3 a3 = 2a2 +5 = 2(15)+5 = 35
n =4 a4 = 2a3 +5 = 235)+5 = 75
answer :
<span>B)
5, 15, 35, 75, ...</span>
Answer:
20 years old.
Step-by-step explanation:
Go backwards in the equation.
24/3 = 8
8+12
= 20