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Diketahui masalah nilai awal $(\\var{a}x+\\var{b}) \\,dy=(\\var{c}y+\\var{d})\\ln(\\var{c}y+\\var{d})\\,dx$ dengan $y\\left(\\simplify{({b}-1)/{a}}\\right)=\\frac{e-\\var{d}}{\\var{c}}$.

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Nilai dari $\\var{a}\\ln(\\ln(\\var{c}y+\\var{d}))+\\dfrac{\\var{c}}{\\ln(\\var{a}x+\\var{b})}$ adalah $\\ldots$.

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