hmartinkovich14 hmartinkovich14
  • 13-05-2021
  • Mathematics
contestada

what number must i add to complete the square x^2+8x=-3

Respuesta :

mlillianna21
mlillianna21 mlillianna21
  • 13-05-2021

Answer:

16

Step-by-step explanation:

(b/2)^2

(8/2)^2 = (4)^2 = 16

(x^2+8x+16) = -3+16

(x+4)^2 = 13

so on so forth, but basically you add 16 which completes the square

Answer Link

Otras preguntas

The slope of the line below is 2. Use the coordinates of the labeled point to find the point-slope equation of the line.
Prepare a news article on usefulness on "implementation of federalism in Nepal"
What is the correct acronym for BAC? A. Blood Acid Concert B. Blood Alcohol Cats C. Blood Alcohol Concentration D. Blood Alcohol Creator​
Express the product of 3x^2-x+7 and x+5 in standard form.
please help! i don’t know what to do
Which statement includes explicit information from the excerpt?
I need this done in 15 mins pls help
What this quote "Ants are good citizens: they place group interests first"
At which root does the graph of f(x) = (x + 4)6(x + 7)5 cross the x-axis?
Express 1+√2/√2-1 with rational denominator and find its value given√2= 1.414pleasee solve it guys T_T​