if x-2k is a factor of f (x) =5x³-10x²k-3x-6 find the k
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✨✨HEY DEAR HERE IS YOUR ANSWER ✌✌❤❤
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➡ GIVEN POLYNOMIAL f (x) IS :-
= 5x3 – 10x2k – 3x – 6.
Since, (x – 2k) is a factor of f(x).
∴ f (2k) = 0
⇒ 5(2k)3 – 10(2k)2k – 3(2k) – 6 = 0
⇒ 40k3 – 40k3 – 6k – 6 = 0
⇒ –6k = 6
⇒ k = 6/ -6 = - 1
➡ SO THE VALUE OF K = -1 .
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✨✨HOPE IT HELPS U.✨❤
✨✨# BE BRAINLY.✌✌
✨✨THANKS.❤❤
✨✨@RiyaSharma01.✨✨
---------------------------------------------------------------
---------------------------------------------------------------
➡ GIVEN POLYNOMIAL f (x) IS :-
= 5x3 – 10x2k – 3x – 6.
Since, (x – 2k) is a factor of f(x).
∴ f (2k) = 0
⇒ 5(2k)3 – 10(2k)2k – 3(2k) – 6 = 0
⇒ 40k3 – 40k3 – 6k – 6 = 0
⇒ –6k = 6
⇒ k = 6/ -6 = - 1
➡ SO THE VALUE OF K = -1 .
-----------------------------------------------------------------
-----------------------------------------------------------------
✨✨HOPE IT HELPS U.✨❤
✨✨# BE BRAINLY.✌✌
✨✨THANKS.❤❤
✨✨@RiyaSharma01.✨✨
anita1117:
very nice
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