I need these answers quick please!! I will mark brainliest if they are correct! Hurry please (:

Okay I'll go as fast as I can!!

1.) 0.05

2.) -0.007

3.) 0.028

4.) 0.125

5.) 2.333

6.) 0.272

7.) -0.6

8.) 0.086

9.) 0.642

10.) 0.296

11.) 0.068

12.) 0.814

13.) 2.08

14.) 3

15.) 0.093

16.) -0.185

I am so sorry! I dont know what 17 and 18 are. I feel bad but I hope you can figuar it out!

step-by-step explanation: 4 cause 2+2=4

, and

for

step-by-step explanation:

we can analyze the pattern at which the terms increase. let us denote , , , so that we can call

note the following:

the pattern: to get the next term value, we just add the next term number (e.g. 1st, 2nd, to the previous term value (term values are the given numbers in the question, 1, 3, 6, 10, 15,

from , to get to , we add

from , to get to , we add

etc.

we need to form a recursive formula, a formula that has the next term as a function of the previous term. so a possible recursive formula can be

, and for