ashleylowe ashleylowe
  • 19-01-2019
  • Mathematics
contestada

let f(×)=-2×+15 and g(×)= x^2+4 Find f(-4)+g(-4) please help

let f215 and g x24 Find f4g4 please help class=

Respuesta :

jennychrin95
jennychrin95 jennychrin95
  • 19-01-2019

Tbh i'll give it a try.

f(x) = -2x + 15

-4 = -2x + 15

-15           -15

-19    -2x

--- =  ---

-2      -2

9.5 = x

g(x) = x^2 + 4

-4 = x^2 + 4

-4 = 2x + 4

-4          -4

-8 = 2x

---   ----

2      2

-4 = x

Answer that i think is:

9.5 + (-4) = 5.5

Answer Link

Otras preguntas

Is the cell in the diagram eukaryotic or prokaryotic? Explain your answer using the defining characteristics of cells. Mention structural features of the diagra
what is the important function of interphase
How do vesicles help maintain homeostasis in a cell? A. aid in cell movement B. help colonial cells work together C. store and release substances as needed
Which is the goal of science? A. to develop new technology B. to test hypotheses C. to expand knowledge D. to apply information
The main part or foundation of a medical term is the a. prefix b. suffix c. word root d. combining vowel
what happens when you add a light bulb to a series circuit
When I throw a ball in the air at what point will it have the least kinetic energy
What is the slope of a straight line that passes through points (4,2)and(6,7)?
(–2 – c)(–1) 2 – c –2 + c –2 – c 2 + c
. Compared with the melting points of ionic compounds, the melting points of molecular solids tend to be _____. higher unpredictable lower similar