Math, asked by anilsingh5401609, 10 months ago

The first two terms of an AP are -5and 4. The 21st term of the A.P. will be :

Answers

Answered by jyothiaarkay
1

Answer:176

Step-by-step explanation:

Common difference (d) = 2nd term-1st term

d= 4-(-5)=4+5=9

21st term of the AP = 1st term + 20d

a21= -4 + 20 × 9

= -4 + 180

= 176

From poojitha

10th class

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