HopeEngel1773 HopeEngel1773

01-06-2019
Mathematics

contestada

Can the polynomial in the numerator of the expression x2-5x+7/x-9 be factored to derive (x − 9) as a factor?

Respuesta :

Danutz98 Danutz98

01-06-2019

Answer:

No.

Step-by-step explanation:

Because x²-5x+7, as x = 9 is 9²-5·9+7 = 81-45+7 ≠ 0

f(x) = x²-5x+7 is divisible by x-9 only if f(9) = 0.

Answer Link

Otras preguntas

How did Italian literature help to usher in the Renaissance?

Would the outcome of the Korean War have been different had General MacArthur not been fired? Why or why not?

Relationships have _____ stages.

An electron in the c level of a mercury atom returns to the ground state. Which photon energy could not be emitted by the atom during this process? (1) 0.22 eV

The ages of people riding a train are shown below. 12, 17, 16, 10, 20, 13, 14, 14, 12, 12, 19, 18 What is the mode of the ages? A. 13 B. 12 C. 16 D. 14

What is the economic term for the practice of assigning small parts of a complicated job to individual workers who specialize in doing just their small part?

Which issue was central to the conflict between the North and the South during the decades leading up to the Civil War? political party divisions states' rights

Which of these statements best describes one of the Union's advantages over the Confederacy during the Civil War? Union commanders had more fighting experience

what made foreign goods more expensive and northern goods more competitive?

If more solvent is added to a solution, what happens to the concentration of the solution?