Algebra II

posted by .

Solve for X to three significant digits.

9^(2x)=11^(3x-2)

  • Algebra II -

    take logs to get rid of the exponents

    2x ln9 = (3x-2)ln11
    x(2 ln9 - 3 ln11) = -2 ln11
    x = -2 ln11/(2 ln9 - 3 ln11)
    x = -4.79/-2.8
    x = 1.71

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Chemistry

    please check my answers for the following questions. 1) when a measurement that has six significant digits is divided by a measurement that has three significant digits, how many significant digits should the answer have?
  2. Physics

    Calculate the answer for the following question and state the answer with the correct certainty and units. Given the values of b and h, find A. b=3.2 cm, h=10.1 cm A=1/2bh The answer is 16 cm^2, which was rounded to two significant …
  3. chemistry

    this is over significant digits. -Indicate how many significant figures are in each of the following measurements: e) 4.0 X 10-5 kg i got 1 significant digit, but i'm not sure it if it's right... (& i can't ask my teacher, the situation …
  4. physics

    A hole in an aluminum plate has a diameter of 1.465 cm at 22.80° C. (a) What is the diameter of the hole at 199.0° C (to four significant digits)?
  5. Physics - bobpursely

    State the number of significant figures. 1) 809 Answer : 3 2) 0.0060 Answer : 5?
  6. Physics

    Talking about significant figures, my Physics textbook lists 5 rules for determining significant figures. 1) All nonzero digits are significant. 2) Zeros to the right of nonzero digits in a number containing a decimal point are significant. …
  7. algebra

    a number of two digits divided by the sum of the digits the quotient is 7 and the remainder is 6 . if the digits of the number are interchanged, the resulting number exceeds three times the sum of the digits by 5.
  8. math (significant digits)

    (3.x10^-2) + (0.2) round to significant digits required
  9. physics

    round of the following digits- 3.65*105(upto are place of decimal) 0.882026(upto three significant figures) 311.299(upto four significant figures) 4.783(upto two significant figures)
  10. Algebra 1 (Check work)

    4. A square has a side of 6.25 feet. What is the area in square feet?

More Similar Questions