Precalculus Practice Exam

Part 3 Test 6 Time: 1 hour

  1. Sketch the function tex2html_wrap_inline55 . Specify the domain, range, intercept(s), and asymptote(s).

  2. Which is larger, tex2html_wrap_inline57 or tex2html_wrap_inline59

  3. Solve for x: tex2html_wrap_inline61

  4. Suppose that $9,500 is invested at 6% interest compounded annually. How long will it take for the amount in the account to reach $12,000?

  5. Let tex2html_wrap_inline63 . Find tex2html_wrap_inline65 . State the range and domain of tex2html_wrap_inline65 and g(x). Sketch both functions on the same coordinate axis.

  6. For which values of x is tex2html_wrap_inline71

  7. Graph the following system of inequalities:

    eqnarray21

  8. Find all the solutions of the system:

    eqnarray23

    Sketch the graph of both equations.

  9. Determine the constants P and Q, given that the parabola

    displaymath51

    passes through the two points (-2,-1) and (-1,-2).

  10. Solve the following inequality for x:

    displaymath52

If you would like to check your answers, click on Answer .

If you would like to practice on exams for Parts 1, 2 or 4, click on Menu . It will take you back to the original menu.

Wed Jul 2 16:50:16 MDT 1997

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