Log6 x 2 3x 2 1
[DOC File]Remainder & Factor Theorems
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Exercise 1A. 2 (a) 2y = 3x ( 1 ( y = ----- (1) + = 15 ----- (2) Subs. (1) into (2): 4x ÷ + ÷ x = 15 + = 15 = 15 = 15. 97x2 ( 54x + 9 = 15(6x2 ( 2x)
[DOC File]logarithm equations
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Dec 06, 2006 · Solve each of the following equations for x: 1. log(x) + log(x+9) = 1 2. log(x) – log(x + 3) = 1. 3. log(x + 9) – log(x) = 1 4. log(2x + 1) – log(x – 9) = 1
[DOC File]Name_____________________________________Date ...
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1. log6 x = 2 2. log5 x = 3 3. log16 x = 4. log9 x = 5. log2 x = -1 6. log7 x = 3 7. log4 4(x+2) = 5 8. log3 x = 4 . Part 6: Change Base. Solve for x. Round to 3 decimal places if necessary. If x is the exponent of the log, then use the change base formula and the calculator. Be sure to get the exponent by itself! 1. log3 5 = x 2. log 6 50 = x ...
[DOCX File]JustAnswer
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Apr 23, 2014 · ex+1 = 1/e. A. {-3} B. {-2} C. {4} D. {12} Question 7 of 40. 2.5 Points. Evaluate the following expression without using a calculator. Log7 ?7. A. 1/4. B. 3/5. C. 1/2. D. 2/7. Question 8 of 40. 2.5 Points. Write the following equation in its equivalent logarithmic form. 2-4 = 1/16. A. Log4 1/16 = 64. B. Log2 1/24 = -4. C. Log2 1/16 = -4. D ...
[DOC File]June 2006 - 6664 Core C2 - Question paper
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(a) Sketch the graph of y = 3x, x ( ℝ, showing the coordinates of the point at which the graph meets the y-axis. (2) (b) Copy and complete the table, giving the values of 3x to 3 decimal places. x 0 0.2 0.4 0.6 0.8 1 3x 1.246 1.552 3 (2) (c) Use the trapezium rule, with all the values from your tables, to find an approximation for the value ...
[DOC File]CHAPTER
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A a(x) 0.5(1.2)x. B b(x) 2.4(0.86)x. 2. If g(x) is the inverse of , which of the following is on g(x)? F (2, 3) G (3, 2) 3. Which statement is NOT always true? A The inverse of a linear function is a function. B The inverse of a quadratic function is not a function. C If a function has two x-intercepts, then its inverse has two y-intercepts. 4.
[DOCX File]Academic Skills AdviceUsing Logs to Solve Equations with ...
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3x+2 log4=log7 . Step 3: Tidy up and solve the equation as normal: 3x+2 = log7 log 4 . 3x+2 =1.404 . 3x=1.404-2 . 3x=-0.596 . x=-0.199 (N.b. Engineers often use the natural log ln instead of log, the method is exactly the same. Try the above example using ln . and check that you get the same answer.Solve the equation: 8 x 2 -7 =12 . Step 1 ...
[DOC File]Mr. Suderman's Math Website
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log4 x 2 log4 y. b) log6 x 3 log6 y 4 log6 z. c) d) 2 3 log x log y . 8. Evaluate each of the following. a) If log5 x 25, determine the value of . b) Determine the value of logn ab2 if logn a 5 and logn b 3. c) If log c 3, evaluate log 10c2. d) If loga x 3 and loga y 4, evaluate . 9. Simplify. a) b) 10.
[DOC File]XTEC
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equacions exponencials i logarÍtmiques. 2x+1 = 1024 . r: x = 9 (1/3)2x-1 = 27 . r: x = -1. r: x = -3/2. 5x-5 = 10 . r: x = 6’430677
[DOC File]Pre-calculus Final Review Study Guide
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13.) log2 x = 5 14.) log7 n = (2/3)log 7 8. 15.) log6 (4x + 4) = log 6 64 16.) 2 log6 4 – (1/4) log6 16 = log6 x (11.5) p.730. Find the value of each logarithm using the change of base formula. 11.) log12 18 12.) log8 15. Solve each equation or inequality. 40.) 2^x = 95. Page 1
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