Please help me solve this !:)
Explain your answer

I will give braisnlt .

Its D

Step-by-step explanation:

Becasue the first one says flip to 180 and that would go into the wrong quadrant.

cant be the second becasue it says to flip on the y axis and you cant do that, it would go into the wrong qaudrant.

it isnt the third one because it says to flip against x. BUT its says to move right... your suppose to be going to the left

So therefor its the last one

Jope that helps :)

, 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