Jika g(x)=3x+2 dan h(x)=x+5÷2x+1 . Rumus (g-h)(x)=...
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Jika g(x)=3x+2 dan h(x)=x+5÷2x+1 . Rumus (g-h)(x)=...
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1. Jawaban Anonyme
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g(x) = 3x + 2
h(x) = (x +5)/(2x+1)
(g -h)(x) = g(x) - h(x)
= 3x + 2 - (x + 5)/(2x +1)
= { 3(2x +1) + 2(2x+1) - ( x + 5)}/(2x +1)
= (6x + 3 + 4x + 2 - x - 5) / (2x + 1)
= (9x )/ (2x + 1)