dallasbrenndan
dallasbrenndan dallasbrenndan
  • 22-07-2017
  • Mathematics
contestada

Let f(x)=√7x and g(x)=x+8, whats the smallest number that is the domain of f^o g?

Respuesta :

irspow
irspow irspow
  • 22-07-2017
(f○g)(x)=√(7(x+8))

(f○g)(x)=√(7x+56)

Since there is no real square root of a negative value, the smallest value in the domain would make the radicand equal to zero.  x=-8 is the smallest number in the domain of (f○g)(x)
Answer Link

Otras preguntas

Olivia's older, wiser sister suggests Olivia should date someone who
Question 6 (1 point) Question 6 Saved Completa la oración con las palabras correctas. (Semester 2 Unidad 5) - Cuando compras una casa, es necesario poner
Why does Mayella Ewell accuse Tom Robinson of beating her? A. Because he did beat her B. Because she wants to blackmail Tom’s family C. Because she i
How does the value of egalitarianism differ from a hereditary monarchy
On the galapagos islands, darwin discovered birds with differently shaped beaks. what might this tell you about the eating habits of the birds on different isla
The triangles are congruent by the SSS congruence theorem. Which rigid transformation(s) can map FGH onto VWX? A.reflection, then rotation B.reflection,
Midpoint of the x intercepts of f(x)=(x-4)(x+4)?
1. Label the anterior and posterior ends of the pig on the diagram above. What are the dorsal side and the ventral side of the pig? ___________________
How did Sally Bush Johnston, Abe's stepmother, feel about Abe's interest in books? A. She supported Abe's love of learning and gave him books of her own. B. S
What is Human Environment Interaction