Math Problem Statement
存在以下数列:9,13,21,29,x,53,求x的数值,x是一个整数
Solution
Ask a new question for Free
By Image
Drop file here or Click Here to upload
Math Problem Analysis
Mathematical Concepts
Arithmetic Sequences
Difference Sequences
Formulas
a_n = a_1 + (n-1) * d
Theorems
Common difference of arithmetic sequence
Suitable Grade Level
Grades 7-9