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The function f is defined by f (x) = x^2+3x-10. if f (x+5) = x^+kx+30, k=

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  1. 9 April, 03:45
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    F (x+5) = (x+5) ^2+3 (x+5) - 10 = x^2+10x+25+3x+15-10 = x^2+13x+30

    k=13
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