Math, asked by issulibhavi, 2 months ago

2) a=2,d=5 then find a20

Answers

Answered by pranjaliatik05

2

Answer:

97

Step-by-step explanation:

a(n)=a+(n-1)d

a20=2+(20-1)*5

a20=2+95

a20=97

Hope this helps you...

Answered by starboiiii

2

Answer:

d=9

Step-by-step explanation:

Let first term be a,

According to question,

a

25

−a

20

=45

⟹a+24d−(a+19d)=45

⟹5d=45

So, d=9

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