153 Answered Questions for the topic Domain

Domain

09/03/18

Find the (implied) domain of the function of Q(r) = (sqrt (r))/ r − 2

i thought is was just everything but what makes the denominator zero so shouldnt it be everything but 2

09/01/18

what is the domain of y=sqrt(tan(x))

y = sqrt ( tan(x) ) 
Domain

08/29/18

domain of (x + 3)/( x^2 − 36)

I can't figure it out
Domain

08/29/18

domain of x + 3/ x^2 − 36

i wanna know the answer to this
Domain

08/29/18

the domain of the sqaure root (21x − 7)

i cant figure out the domain the graph shows 0 to infinity but tit says its wrong
Domain

08/27/18

what is the domain of 21x/12+sqrt(4x−4)

domain of 21x/12+√4x-4

07/01/18

What is the difference between [2, infinity) and (1, infinity)?

Don’t the both of them mean the same? i.e from 2 to infinity? There was this one mcq which had both of these options. So how do yoy differentiate between the two?  

05/20/18

Find the domain, asymptotes, and x-intercepts of the function, and then sketch its graph.

a) f(x) = log(x −4)        b) f(x) = log(5 − x)         c) f(x) = − ln(x + 2)

05/15/18

How can you compute the domain of g and g'(t) without computing any integrals in its definiton?

g(t)= ∫0t((1/1-x)+(1/(1+x)^2))dx  

04/28/18

Find the domain of the logarithmic function. f(x) = log(x+5/x-2)

Show all steps. The equation is f(x)=log (x+5 over x-2)

04/28/18

Find the domain of the logarithmic function. f(x) = ln (8 - x)

Show all work, step by step. 
Domain

04/03/18

find the domain of f(x)

f(x)=7/1+24/x
Domain

03/29/18

State the domain for f(x) =x/x+4 and y=√13+x and P(x) = −2^2 + 40x − 34

state the domain   13+x is to the root did not show in question

you buy a new car that costs $25000 the car depreciates at a rate of 11% per year

independent variable domain and range 

03/06/18

PRECALC QUESTION: Can someone check to see if I got the right domain?

Question: Write the formula for the function f(x) whose graph is obtained by shifting the graph of √x up 3 units and then reflecting it across the y-axis. What is the domain of f(x)?So for the... more

02/18/18

Find the domain of the function. x/sqrt(x-10)

x over the square root of x-10. Find the domain.

02/18/18

Find the domain of the function. h(x) = x-2/x^3 - 49x

h(x)=x-2 over x to the 3rd-49x. Find the domain. 

Inverse Functions: Quadratic, square root

Consider the function f(x)=x^2+6 for the domain [0, infinity)   Find f-1(x), where f-1 is the inverse of f.   Also, state the domain of f-1 in interval notation

What is the domain and range from 30x+22=y?

I need to find the domain and range for a project and I have been struggling.
Domain Function

01/21/18

Let f(x) = 8x + 4 and g(x) = 3x − 9. Find the function and its domain.

I am not sure what x should be. I have the (-infinity, infinity) but I am not sure how to get the function.

01/09/18

Piecewise Functions Domain

Find the domain of the function. Enter your answer in interval notation.   f(x) = { x+3 if x<-1, -2x if |x| is less than or equal to 1, -2 if x>1   Help!?
Domain

10/06/17

domain of (12x+5)/(53)

i am trying to find the domain of this problem and feel stupid  
Domain

10/03/17

What is the domain of √x+3x-5

What is the domain of √x+3x-5
Domain

10/03/17

find the domain of (x+ 7)(x- 7) / x^2 + 49

 find the domain for the question

10/01/17

Of the equation s(t) = 6000 - 500t Find the range of this function when the domain is 2 and 7.

I needed to clarify my other question.  I need help determining the range of it. I'm stuck on this question for Math of Language arts question. I'm a little confused and the text book and videos... more

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