Question

the common defference for the sequence 1,4,7,10....​

Answer 1

Answer:

d=3

Step-by-step explanation:

a=a1=1

a2=4

a3=7

a4=10

d=a2-a1=a3-a2=a4-a3

=4-1=7-4=10-7

=3=3=3

therefore

d=3

And this finishes my 900 answers

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Answer 2

Answer:

all the numbers are increasing by 3 steps each.

Step-by-step explanation:

i) 4-1=3

ii) 7-4=3

iii)10-7=3.

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