Math, asked by hiwarkarmohit, 7 months ago

nth term of an ap is 7-5n. find its common difference

Answers

Answered by kannan334

2

Step-by-step explanation:

7-5n

put values for n

n=1. 7-5(1)=7-5=2 [a1]

n=2. 7-5(2)=7-10=-3 [a2]

a2-a1=-3-2 =-5

therefore the common difference is -5

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