baylee78 baylee78
  • 22-10-2018
  • Mathematics
contestada

The radius of a circle is 2x-3 what is the function for the area of the circle

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 22-10-2018

A = pi * r^2

 = pi * (2x^-3)^2

 = pi * 2^2 * (x^-3)^2

 = pi * 4 * (x^-6)

 = 4*pi * x^-6

Answer Link

Otras preguntas

density of an object is defined as mass per unit volume. mathematically we write that: D =M/V. Rearrange this expression for: (a) M=? (b) V=?
"a plane flying horizontally at an altitude of 1 mi and a speed of 520 mi/h passes directly over a radar station. find the rate at which the distance from the p
2/7 + 3/14 = ?? Simplify fully
Explain why Anne Bradstreet considered it essential to use poetic devices when writing her poetry.
The length of each side
Determine if the graph is symmetric about the x-axis, the y-axis, or the origin. r=-3-2 cos(theta)
Can anyone figure this out and explain? Thanks
If y varies directly with x, and x=21 and y=14, what is the equation that represents this variation?
please put each step inn the right order. electors are chosen. citizens vote. electors vote. electors choose the president.
30/5 is a natural number, whole number, integer, rational number?