Hope this helps.
First Option is correct.
Since we have given that
Here, a = 3
So, our sequence becomes,
So, we can see that there is a common difference i.e. 'd'.
So, it becomes an arithmetic progression.
Hence, First Option is correct.
828. all there is to it!
here, if you ever need with rounding (or other forms of arithmetic/math) again, use this:
thats the rounding one, but if you just click the top left, it shows you all the calculators you may need!
-3 + 3 - 3 + 3...