angel509 angel509
  • 16-07-2018
  • Mathematics
contestada

what is the sum of x2+4x-3 and x+5x+6? A. 2x2+9x+4 B. 2x2+9x+8 c. x2+9x+4 d. x2+9x+8

Respuesta :

gmany
gmany gmany
  • 25-07-2018

[tex](x^2+4x-3)+(x^2+5x+6)=(x^2+x^2)+(4x+5x)+(-3+6)\\\\=\boxed{2x^2+9x+3}[/tex]

Answer Link

Otras preguntas

Which of the following is FALSE regarding the membrane potential?A) The resting membrane potential is maintained by solely by passive transport processes.B) In
All answers please(ALL)
how old are the stars
Explain why autonomous underwater explorers (AUE) will provide entirely new kinds of information about ocean processes
I need help please.
George has 1,702 oranges in his storeroom. He has to pack them in 152 crates. If he packs an equal number of oranges in each crate, how many oranges should he p
What is (f+g)(x) f(x)=-x^2-3 g(x)=3x
Which organ controls breathing? lungs alveoli heart diaphragm
Which of these is likely to be the best source of valid health information?
Question 3(Multiple Choice Worth 4 points) (04.04 LC) What does it mean when an element is reduced? It empties a valance shell, reducing its atomic radius. I