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4.
Let Alpha be the one zero of the given polynomial.
Then the other will be 1/Alpha
P(X) = 5X²+13X+K
Here,
A = 5 , B = 13 and C= K
Product of zeros = C/A
Alpha × 1/Alpha = K/5
1 = K/5
K = 5.
5.Given :
Sum is 4 .And Difference us 6.
Solution :
Let the bigger number be x and smaller number be y.
x + y = 6.........①
x - y = 4..........②
adding equation ① and ②
2x = 10
x = 5
substituting x=5 in equation ①
5 + y = 6
y = 6 - 5
y = 1
Therefore solution of question is 5,1
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