Insert four arithmetic means between 20 and -10.

Idilwsiw2

Idilwsiw2

Answered question

2021-11-15

Insert four arithmetic means between 20 and -10.

Answer & Explanation

Anot1954

Anot1954

Beginner2021-11-16Added 16 answers

Step 1
Given
first term=-10
Step 2
Since we have to insert four arithmetic sequence so our last term will be 6th term
a6=a1+(61)d
10=20+5d
d=6
Step 3
Hence,
a2=a1+d=206=14
a3=a1+2d=2012=8
a4=a1+3d=2018=2
a5=a1+4d=2024=4
hence
Airthmetic sequence is {20,14,8,2,4,10}
Jeffrey Jordon

Jeffrey Jordon

Expert2022-08-30Added 2605 answers

Answer is given below (on video)

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