Question

if nth term of A P is 2n-2. find the common difference.​

Answer 1

Answer:

nth term of a sequence can be determined by the equation:

nth term=[(last term-first term)÷common difference]+1

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Answer 2

Answer:

Common difference =2

Step-by-step explanation:

Given:

nth term of an ap is 2n-2.

If n=1,

2n-2=2(1)-2

=2-2

=0

a1=0

If n=2

2n-2=2(2)_2

=4-2

=2

a2=2

Common difference =a2 -a1

=2-0

=2

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