So, the last will be X minus alpha squared minus alpha right, so there will be these 8 terms. One corresponding to each of these elements X minus 0, X minus 1, X minus alpha, X minus alpha minus 1, X minus alpha squared and so on all the way after this.
तो आख़िरी वाला X - α2 - α होगा| तो यहां पर यह 8 पद होंगी | प्रत्येक एलिमेंट X - 0 , X - α, X - α - 1और आगे भी |