purple334453 purple334453
  • 27-02-2016
  • Mathematics
contestada

how to do x squared -2x plus y squared = 80

Respuesta :

xoxome
xoxome xoxome
  • 27-02-2016
you need to think of 2 square numbers that add up to make 80
answer:
64+16
this means x =8 and y= 4
because of the square roots
or
y=4
&
 x=8
Answer Link

Otras preguntas

benito read 14 books in 3 months, which was 35% of the number of books he had signed up to read during the school year .how many books did Benito sign up to rea
did mostly quakers settle in connecticut colony
If you multiply me by 2, I become a number greater than 20 and less than 40 who am I
What is an equivelent expression for 4(x+5)+2(x+3)
translate question into an equation, let x be unknown number 6.4 is 90% of what number?
Three single-digit numbers multiply to make 504          Write the missing numbers
translate question into an equation, let x be unknown number 6.4 is 90% of what number?
the number of electrons in the outer ring of the elements phosphorus, potassium, oxygen, iodine, gold, bromine, sulfur, and cobalt?
benito read 14 books in 3 months, which was 35% of the number of books he had signed up to read during the school year .how many books did Benito sign up to rea
which value is equivalent to 15.2% written as a decimal