the sum of 3 no.in ap is 3 and their product is -35 find the no.
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Let the three numbers in AP be
(a-d) , a , (a+d)
Sum = 3
a-d+a+a+d = 3
3a = 3
a = 1
Product = -35
(a-d)(a)(a+d) = -35
Substitute a = 1
(1-d)(1)(1+d) = -35
1² - d² = -35
d² = 36
d = ±6
So the numbers are -5 , 1 , 7
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