seaybrooklyn seaybrooklyn

24-12-2020
Mathematics

contestada

Find the domain of fg f(x)=x+2 g(x)=1/x+2

A. All real numbers
B. All real numbers, expect 2
C. All real numbers, except-2
D. (-2,0) U [2,-2)

Respuesta :

Parrain Parrain

30-12-2020

Answer: A. All real numbers

Step-by-step explanation:

Find fg;

f(x) * g(x) = (x + 2) * ( 1 / x + 2)

= ( x + 2) / (x + 2)

= 1

In giving 1 as the product, the domain of fg is any real number.

Answer Link

Otras preguntas

A cork able to float on water because it is

Basic Spanish Conversation (fill in the blanks)

is - square root of 7 greater than 3.12345...

Draw a line segment AB of measure 6.4 cm . construct its perpendicular bisector and verify it by actual measurement . plz fast

How can a developing country generate internal funds? A) By setting low interest rates to encourage borrowing B) By outsourcing smaller operations C) By produci

Find the quotient of -6 and -30 please help

f(x) = x + 2 g(x) = x - 4 (f9)(x) =

What could you learn from a circle graph if the percentages were not included?

8. By Remainder Theorem find the remainder, when p(x) is divided by g(x), whereO P(x) = x-2 -4-1, 8(x) = x + 1(i) P(x) = x - 3x² + 4x + 50. g(x)=x-3

In Syria's current war, who's Syria's allies and Syria's enemy?