04-07-2017
Mathematics

contestada

If (x/100-1)(x/100+1)=kx^2-1 k=

Respuesta :

nicolina nicolina

04-07-2017

(x/100-1)(x/100+1)=kx^2-1
(x/100-1)(x/100+1)=(x/100)^2 - 1^2 because it's a difference of squares ( (a-b)(a+b) = a^2-ab+ab-b^2 = a^2 - b^2):
(x/100)^2 - 1^2=kx^2 - 1
(x/100)^2 - 1=kx^2 - 1
(x/100)^2=kx^2
(x^2)/(100^2)=kx^2
1/(100^2)=k
1/10000=k
k=0.0001

Answer Link

Otras preguntas

If 5.40 kcal of heat is added to 1.00 kg of water at 100⁰C, how much steam at 100⁰C is produced? Show all calculations leading to an answer.

The product of two consecutive positive even integers is 12,320. what are the two integers?

All types of bacteria that can do photosynthesis make use of only one photosystem.

Solve this system and list the method that you chose graphing substitution or elimination Y=2x-12 Y=-x+3

Find the coordinates of the intersection of the diagonals of parallelogram WXYZ with the following vertices: W (-1, 7), X (8, 7), Y (6, -2) and Z (-3, -2)

Happens when your drivers license get suspended

Form a biconditional statement using p: an angle is acute q: an angle measures between 0 and 90 degrees using “if and only if”

At a pressure 49 kPa, the gas in a cylinder has a volume of 11 liters. Assuming temperature remains the same, if the volume of the gas is decreased to 4 liters,

Which of the following is not a true statement about the Qin dynasty? A)many people were tortured and killed for disagreeing with the government. B) it was org

You are interested in knowing whether wealthier people are happier. You collected data from fifty people about their incomes and their overall happiness levels