Answer:
correct
Step-by-step explanation:
Answer:

combine terms
subtract x from both sides and add 1 to both sides

Answer is A
Answer:
4th option
Step-by-step explanation:
Using the recursive rule and f(1) = - 4 , then
f(2) = f(1) + 5 = - 4 + 5 = 1
f(3) = f(2) + 5 = 1 + 5 = 6
f(4) = f(3) + 5 = 6 + 5 = 11
The first 4 terms are - 4, 1, 6, 11
ANSWER

EXPLANATION
The sum of the first
terms of a geometric sequence is given by;

Where
, is the number of terms and
is the first term.
When
, we have
, we get;





Answer:
i think it would be b
Step-by-step explanation: