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Grade 11 · Algebra 2

Rational expressions

378 problems in this skill, each with a solver-verified answer key. Answers are checked the moment you submit — with a hint if you want one and a worked solution afterwards.

What the problems look like

A few statements from this skill. Answers, hints and worked solutions live in the practice session.

  1. Warm-up

    Let f(x)=x+8x2−7x−8f(x) = \frac{x + 8}{x^{2} - 7x - 8}. Find the largest real number that is not in the domain of ff.

  2. Warm-up

    Let f(x)=x+3x2−15x+54f(x) = \frac{x + 3}{x^{2} - 15x + 54}. Find the largest real number that is not in the domain of ff.

  3. Warm-up

    Let f(x)=x+9x2+2x−8f(x) = \frac{x + 9}{x^{2} + 2x - 8}. Find the largest real number that is not in the domain of ff.

Problems shown under their original terms: Generated (template, solver-computed).

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