Question

85 square -83square+84square-82 susre-83 square -81 square +82 suare -80 suare+......is a series find the series upto 30 th term​

Answer 1

Answer:

pls check this question as I think that it is wrong 2*2‑1=3 3*2+1=7 now the next must be 7*2‑1=14 as it is not given in the ...