Answer:
3x^2 + 10x
Step-by-step explanation:
Answer:
nth term: n+6
Step-by-step explanation:
a1 gives -7 and a2 gives -1. Let's compare these two numbers. From -7 to -1, we need a +6. Since -7 + 6 = -1.
a2 to a3, -1 + 6 = 5
a3 to a4, -5 + 6 = 11
Answer:
3
x
−
7
Step-by-step explanation:
Answer:

Step-by-step explanation:
The given pattern is:

The first term is

The common ratio is the previous term of any consecutive two terms over the previous term.

The explicit formula that describes this pattern is:

We substitute the common ratio and the first term to get:
