A Level

MATHEMATICS · Multi-part · A Level · Mathematics · Algebra and Functions · Algebra and Functions

Problem

Let p(x)=5x+72−3xp(x)=\dfrac{5x+7}{2-3x}. (i) If y=p(x)y=p(x), derive an expression for xx in terms of yy. (ii) Hence, obtain the range of p(x)p(x), writing it in interval form.

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