Question

Solve:
In an AP the sum of first 11 terms is 44.
And the sum of next 11 terms is 55.
Find the first term 'a' and common
difference 'd' ?​

Answer 1

Answer:

a+10d=44

a+10d=55

_________

20d=99

d=4.95

a+10×4.95=44

a=49.5-44=5.5

Answer 2

Step-by-step explanation:

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