一个英语数学题What is the value of the sum of a sequence of x conse

一个英语数学题What is the value of the sum of a sequence of x conse .What is the minimum value of the sum of a positive real num value reflects the sum of the. if 5 more than x is equal to 10,what is the value of SAT数学题, The sum of 130 and X is 250,what is what is the value of ab-abc? What is the sum of their area? what is the sum of 4 and 数学英语what is the value of angle LMN what is the sum of the roots of 4x+3x-8=0? It is given that the nth term of a sequence is 2(n-1)/2.what sat数学题 The 3rd term of a geometric sequence is -3