If the recursive formula is a(n)=a(n-1)+3 and a1=2 then the explicit formula is:
a(n)=2+3(n-1) which simplifies to
a(n)=2+3n-3
a(n)=3n-1 so the first three terms are a(1), a(2), and a(3) which are:
2, 5, and 8
Answer:
will
Step-by-step explanation:
have
Step-by-step explanation:
The expression is: 7 × -5 - 7
The value of the expression is: -42
-35 - 7 = -42
Answer:
11 years old
Step-by-step explanation:
Jack's father is 3 times older than jack. ATQ, 5 years ago the sum of their ages was 34. So, the present age of Jack is 11 years.
(Hope this helps!! Btw, I am the first to answer.)
