Math, asked by vikasmalik0601, 9 months ago

the value of a30 - a20 for a.p 2,7,12,17 is

Answers

Answered by madhushukla1175

3

Answer:

d = a2 - a

7 - 2 =5

a 30 = a + (n-1) d

a 30। = 2 + 29 (5)

2+ 145

=147

a 20 =2+19 (5)

=2+95=97

a30 - a20 =147-97=50

Step-by-step explanation:

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