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sesenic [268]
3 years ago
14

What is the equation of the exponential function??

Mathematics
1 answer:
Alex787 [66]3 years ago
8 0

Answer:

  • $19500

Step-by-step explanation:

<u>Let the depreciation rate is x per year, then we have:</u>

  • 28000*x² = 22000
  • x² = 22000/28000
  • x² = 0.7857
  • x = √0.7857
  • x = 0.8864

<u>Exponential function for this case is:</u>

  • V(t) = 28000*0.8864^t, where V(t) - future value, t- number of years

<u>Value of the car after 3 years:</u>

  • V(3) = 28000*0.8864^3
  • V(3) = 19500
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Need to find the amount of the discount first

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3 years ago
Find the quotient of 68.0052 and 12. Round your answer to the nearest hundredth. 5.66 5.67 5.07 5.06!
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3 years ago
In the standard (x,y) coordinate plane, point A has coordinates (−4,0) and point B has coordinates (0,−8). What are the coordina
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A (-4,0), \ B (0,-8) \\ \\The \ midpoint \ M \ of \ the \ line \ segment \ joining \ the \ points \\ \\ (x _{1}, y _{1}) \ and \ (x _{2}, \ y _{2}) \ is : \\ \\ M=(\frac{x_{1}+x_{2}}{2};\frac{y_{1}+y_{2}}{2})

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3 years ago
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You don't need to understand the construction or why it works. You only need to accept the fact that it does. You can figure out the answers to this question by looking at the picture.

RT is tangent to circle Q -- TRUE. That is the point of the construction.

QT is a radius of circle Q -- TRUE. Q is the center and T is on the circle. A line segment from the center to a point on the circle is a radius.

m∠QSR = 90° -- FALSE. Those points lie on the same line. The measure of the angle is 180°.

QS = QT -- FALSE. S lies inside circle Q, so is closer to the center than T, which lies on the circle. (For some choice of point R, S might lie on the circle, but because this statement is not always true, it must be considered false.)

ΔRTQ is a right triangle -- TRUE. A tangent line is always perpendicular to the radius to the point of tangency. The construction succeeds because RTQ is inscribed in semicircle RTQ (centered at S). Such a triangle is always a right triangle.
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