Question

3,x11are in AP find value of x

Answer 1

Answer:

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Step-by-step explanation:

Given:

3,x,11 are in A.P

The common difference, d = t2 -t1

Solution:

We know that,

t2 - t1 = t3 -t2

x - 1 = 11 - ×

x + x = 11 +1

2x = 12

x = 6

The value of x is 6

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