Answer:
= - 119973
Step-by-step explanation:
The sum to n terms of a geometric sequence is
=
where a is the first term and r the common ratio
Here a = - 3 and r = 18 ÷ - 3 = - 6 , thus
=
=
=
= - 119973
Answer:
22
Step-by-step explanation:
I got 30, I’m not sure if it’s correct or not.
Answer:
yes, they can be at times
Step-by-step explanation:
Answer:
Step-by-step explanation:
( x - 1 )2 + ( y + 3 )2 = 90