The 6th Nd 7th terms of an AP are 19 and 41 respectively find the 40th term
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Answer:767
Step-by-step explanation:
a+5d=19
a+6d=41
Solving them
d=22
Put them in above Equation
a+5×22=19
a+110=19
a= -91
So a+39d
= -91+39×22
=-91+858
= 767.....
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