blythephillips1867 blythephillips1867
  • 04-02-2018
  • Mathematics
contestada

Prove that there are no solutions in integers x and y to the equation 2x^2 + 5y^2 = 14

Respuesta :

Classic61l Classic61l
  • 04-02-2018
Solve the equation for y using the formula for slope: y + mx + b

2x^2 + 5y^2 = 14
5y^2 = -2x^2 + 14
y^2 = -2/5x^2 + 14/5
y = the sq root of -2x^2/5 + 14/5

There is no integer solution to the square root of a negative number.
Answer Link

Otras preguntas

Which processes are shown in the image above?
Using Pythagoras' theorem, calculate the length of PR. Give your answer in centimetres (cm) and give any decimal answers to 1 d.p. 39 cm ? 36 cm
The scale on a map is 5 cm = 10 km. If two cities are 8 cm apart on the map, how far are they in reality ​
Determine the interval(s) for which the function shown below is increasing. Write your response in interval notation using the symbol ∪ when necessary.
What is the wavelength of a wave?
Which two questions cannot be answered through science?
can you help me find the solve for x
what is the value of m<1 to be if <1 and <2 are complentary angles and m<2 = 85
A shop has an event where 80 items are on sale. Each item is discounted by up to £60. a) Find the upper and lower quartiles of the discounts. b) Find the interq
PLEASE HELP!!!! 50 POINTS You've read about cultural contributions of a Mesoamerican or South American empire. Choose one and describe its contributions and si