castilloesperanza399
castilloesperanza399 castilloesperanza399
  • 15-09-2021
  • Mathematics
contestada

evaluate the expression when x=-5
x²+6x-9​

Respuesta :

aniilsah555
aniilsah555 aniilsah555
  • 19-09-2021

Step-by-step explanation:

  • x²+6x-9

When x= -5, then

  • (-5)²+6×(-5)-9
  • 25-30-9
  • 25-39
  • -14
Answer Link

Otras preguntas

A 6-year-old child was diagnosed as having streptococcal pharyngitis. at the follow-up visit, the nurse will assess the child for which potential complication?
Suppose k is a real number. Use the definition of the derivative to find h'(x) , where h(x) =-2x²-3z+k
In free space the higher-frequency electromagnetic waves travel faster than the lower-frequency waves.a.True b.False
I need help. What's the answer to this question? There were some people on a train. 19 people get off the train at the first stop. 17 people get on the train. N
Consider the following property that a function f :R → R may or may not have: For all functions g: R → R, if lim g(x) does not exist, then lim ( f (x) + g(x) )
Select the correct answer. George works in a factory and is a member of the labor union. He thinks his wages are low for the work that he does, so he tells the
Every cell is covered by a membrane that separates the cell from its outside environment. A major component of a cell membrane is its lipid bilayer, which is ma
Most poems about time protest that it passes too quickly (e.g., “To the Virgins, to Make Much of Time” by Robert Herrick), but Prufrock’s problem is that he app
If the following elements were to form ions, what is the expected charge?
resuelve el problema