kbkbkbkb7307 kbkbkbkb7307
  • 04-05-2018
  • Mathematics
contestada

What number must you add to the expression below to complete the square? x^2-20x?

Respuesta :

calculista
calculista calculista
  • 14-05-2018
we have that
x²-20x
Group terms that contain the same variable
(x²-20x)
Complete the square 
(x²-20x+10²)------> (x-10)²

the answer is
the number must be 100
Answer Link

Otras preguntas

help please!!! screenshot
in the given figure, mBC =118°, mBE=76°, and m a.) the measure of DE is 48°, and triangle BCD is isosceles. b.) the measure of DE is 83°, and triangle BCD is i
examples of letters to future self worth 20 points and brainliest
PLS ANSWER WILL GIVE BRAINLIESTAn elevator with a person inside weighs a total of 24,450 Newtons. an elevator that rises 12 meters in 30 seconds. How much power
Which property of real numbers is shown below? 3 + ((-5) + 6) = (3 + (-5)) + 6
When using the Internet to research the value of the U.S. dollar in other countries, what would be the best keywords to enter in a search engine? A) U.S. dollar
Solve for p. 6p-2(p+4)=12
Someone please answer this
If Sam earns 15% commision on each sale, what is his commision on a 5,000 sale? please show work/explain
Type the correct answer in each box. A circle is centered at the point (-7, -1) and passes through the point (8, 7). The radius of the circle is _ units. The po