gracewhitmore123 gracewhitmore123
  • 17-03-2017
  • Mathematics
contestada

What number must be added to the polynomial to complete the square? x^2 + 7x

Respuesta :

SutaPinatih
SutaPinatih SutaPinatih
  • 17-03-2017
It could be: (x + 7/2)^2 = x^2 + 7x + 49/4
So you should add it by 49/4.
Answer Link

Otras preguntas

the kinetic theory states that the particles in matter are always in?
Suppose that cos(t) = 8/17 and t is in the 4th quadrant. Evaluate sin(t+t) to 2 decimal places.
What's the simplified form of 2x + 3 − x + 5? A. x + 8 B. x − 2 C. x − 8 D. 3x + 8
How do you substitute?
Write 20 billion 1 million and thirty thousand and one as a number
What is the area of a triangle with vertices at (−2, 1) , (2, 1) , and ​ (3, 4) ​ ? Enter your answer in the box. Write your answer in units ssquared
The table shows a proportional relationship between x and y.what is the constant of proportionality in the table? A)7 B)3.5 C)3.75 D)4.25 Chart X. Y
What does it mean when it says message blocking is active?
Addressing the goal of _____ provides assurance that goods and services will be available and payments will be made on time. economic efficiency economic equity
Low interest rates on loans encourage people to{ }. A. Spend more B.save less c. Spend less D. Save more