Review 14 Practice (Lessons 27-34)

Welcome to the final review!

  1. Numbers for Stephanie. 5000, 0.05, 25, x, 2
  2. Stephanie's Retirement Fund. a) x, 5000, 0.05, 2, 50 => x = 5000 ( 1 + 0.05 / 2 ) 50 b) 17185.54
  3. Scientific Notation Division. a) 2 x 102 b) 3 x 1013 c) 1 x 10-7 d) 3 x 108
  4. Which is Larger. a) > b) > c) > d) <
  5. Plug in for x. a) 5.118 * 103 b) 2.56 * 10-6 c) 6.5536 * 104 d) 1.024 * 10-7
  6. Domain and Range. Domain: (-\infty, \infty); Range: (-\infty,-2)
  7. Evaluate the Exponential. a) 8 b) 6 c) 0 d) -18
  8. Fit the Graph. y = - 2.5 x
  9. Beetle Population. N = N0 e r t
  10. 30 Beetles. 67
  11. 50 Beetles. 18
  12. Evaluate the Logs.

    a) log10 5 / log10 3, 1.465

    b) log10 15 / log10 6, 1.511

    c) log10 12 / log10 2, 3.585

  13. Convert and Solve.

    Row 1. Logarithmic equation ln 10 = x; Solution for x 2.303

    Row 2. Exponential equation x - 4 = 43; Solution for x 68

    Row 3. Logarithmic equation log5 28 = x + 2; Solution for x 0.07

  14. Solve the Log Equation. 259