俄语 ⇄ 英语

если члены полинома расположены в порядке убывания степеней x 强调
数学	if a polynomial is arranged in decreasing power of x (, but with the terms having zero coefficients omitted, there is said to be a variation in signs whenever two successive terms of the polynomial are opposite in sign; ...); if a polynomial is arranged in decreasing power of x (, but with the terms having zero coefficients omitted, there is said to be a variation in signs whenever two successive terms of the polynomial are opposite in sign)