x square - 7 x minus 30
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➡X² - 7X - 30 = 0
➡X² - 10X + 3X - 30 = 0
➡X ( X - 10 ) + 3 ( X - 10 ) = 0
➡( X + 3 ) ( X - 10 ) = 0
➡X = - 3 Or X = 10
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RILEY09:
nice tq
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Question:-
Solution:-
Now, Either (x + 3) = 0
or, (x - 10) = 0
(x + 3) = 0
=> x = - 3
(x - 10) = 0
=> x = 10
Therefore, x = - 3 or 10.
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