benwickersham
benwickersham benwickersham
  • 03-06-2017
  • Mathematics
contestada

URGENT - MATHEMATICS!!!!
Solve 3^(2x) = 7^(x−1).
It's an exponential equation.

Respuesta :

Аноним Аноним
  • 03-06-2017

x=1−log9log7=−0.12915, nearly.

Explanation:

Equating logarithms,

2xlog3=(x−1)log7

Solving, , x=1−log9log7=−0.12915, nearly.#

Answer Link

Otras preguntas

I need help. This is hard for me. Please help
A line is parallel to y = 5x + 9 and intersects the point (-2, -3). What is the equation of this parallel line? y = 5x + [?]
18 - 3 x 2/ 5-1 squared
A line has an x-intercept of 3 and a y-intercept of 2. Determine the slope of a line parallel to this line.
Question 1: On the basis of these data, which group of robins most likely shares a most recent common ancestor with the Norfolk Island robins?
Please help me !! Find angle x only. It's very simple.plz try!
4. Would a 51-foot ladder be long enough to climb a 50-foot wall? Sketch a graph and find your answer using a trigonometric ratio.
GEOMETRY HELP WILL MARK BRAINLIEST
6x+5=3x+15 plz send answer
13 = 11 + u I need work and answer!!!