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15n² - n - 2
Solution:
Let
15n² - n - 2 = 0
By Factorizing
15n² – 6n + 5n - 2 = 0
3n (5n - 2) + 1 (5n - 2) = 0
(5n - 2) (3n + 1) = 0
Now
5n – 2 = 0 , 3n + 1 = 0
5n = 2 , 3n = - 1
n = 2/5 , n = - 1/3
Hence
Solution Set = {2/5, -1/3}
Solution:
Let
15n² - n - 2 = 0
By Factorizing
15n² – 6n + 5n - 2 = 0
3n (5n - 2) + 1 (5n - 2) = 0
(5n - 2) (3n + 1) = 0
Now
5n – 2 = 0 , 3n + 1 = 0
5n = 2 , 3n = - 1
n = 2/5 , n = - 1/3
Hence
Solution Set = {2/5, -1/3}
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