pottersheep
Grade 12 Polynomial Functions help please ~



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pottersheep
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When 3x^2 + 10 x 3 is divided by x+ k , the remainder is 5. Determine values of k.

mukushla
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according to the remainder theorem u can write\[3x^2+10x3=(x+k)Q(x)+r\]

mukushla
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u have r as 5

mukushla
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so\[3x^2+10x3=(x+k)Q(x)+5\]now let x=k and solve for k

mukushla
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\[3k^210k3=(k+k)Q(k)+5\]????

pottersheep
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Thanks