johna317 johna317
  • 01-02-2018
  • Mathematics
contestada

find(f+g)(x) if f(x)=3x+5 and g(x)= -2x^2-5x=3
A. (f+g(x)=-2x^2+8x+8
B. (f+g)(x)=-2x^2-2x+8
C. (f+g)(x)=-4x+8
D. (f+g)(x)=-2x+8

Respuesta :

anchitthawi
anchitthawi anchitthawi
  • 03-02-2018
(f+g)(x)=f(x)+g(x)= 3x+5 + (-2x^2-5x+3) = -2x^2 -2x+8 (B)
Answer Link

Otras preguntas

Use the histograms to answer the question. How many more teenagers than adults have at least 600 songs on their music players?
In both the United Kingdom and France, a group of Parliament members form a cabinet—also called a "government"—that handles many of the country's affairs with t
Which ordered triple is a solution of the following linear system?: 3n = -18 3m - 2n + 4p = 12 2m - 4n = 16
what is the range of wavelengths for green light?
what provides the force on the person on the passenger seat?
an increase in the transparency of earths atmosphere is often caused by
Where is the Persian Gulf? A. east of the Arabian Peninsula B. south of the Arabian Peninsula C. west of the Arabian Peninsula D. north of the Arabian Peninsula
what is three fiths of 45
7/9w=7 what does this mean? Please help
Which area was completely changed, religiously and culturally, by the Seljuks? A. Anatolia B. Antioch C. Tripoli D. Edessa