2. Find the number whose sum is 27 and product is 182
3. Find the sum of A.P 2,7,12..........up to 10 terms.
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let the number be x and 27-x
According to question
x(27-x)=182
27x-x^2=182
0=x^2-27x+182
x^2-(13+14)x+182
x^2-13x-14x+182
x(x-13)-14(x-13)
(x-13)(x-14)
x=13 and x=14
2nd q
d=5 a=2
sn=n(a+(n-1)d}/2
10(2+45)/2
470/2
235 is the ans
pls mark brainliest
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