Science, asked by barbiedoll256, 4 months ago

रोडेंट्स बर्ड्स एंड इंसेंट्स कॉजिंग डैमेज टू द क्रॉप्स एंड नोन एस​

Answers

Answered by xxALONEKINGxx
0

Answer:

Given

a

2

=13 and a

5

=25

We know that

a

n

=a+(n−1)d

∴a

2

=a+(2−1)d

⇒13=a+(2−1)d

⇒a+d=13 ...(i)

and a

5

=a+(5−1)d

⇒25=a+4d

⇒a+4d=25 ...(ii)

Now, subtracting (i) from (ii), we get

3d=12

⇒d=4

Now a+d=13 [from (i)]

⇒a=9

Hence, a

7

=a+6d=9+6(4)

⇒a

7

=33

Attachments:
Answered by aartisharma22658
0

Answer:

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Explanation:

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