Seudónimo Seudónimo

16-09-2021
Mathematics

contestada

Prove that if x and y are rational numbers then 5x
2 − 7y is a rational number

Respuesta :

brooks39260 brooks39260

16-09-2021

Answer:

It is a rational number

Step-by-step explanation:

Answer Link

Otras preguntas

what is the 'last straw'?

Modern designers preferred a clean, sparse look. Which 1929 design was inspired by ancient Egyptian folding chairs?

Help with number 32 Apparently the answer is 4 but I have no idea why

Number 33 apparently the answer is 4 but I have no idea why

What are the three most important reasons humans have not done a very good job in looking after the environment.

whats some examples onomatopoeia for tsunamis?

what are the best tips for writing an essay conclusion?

if you can see the conductor in a lamp should you use it or not?

how are quadratic equations different from linear equations?

What is the force that opposes the movement of an object through water??