158 Answered Questions for the topic Domain

09/07/18

Compute the domain of the function
Compute the domain of the function f(x)= ax−15 in terms of a. Assume a>0. Answer with an interval, i.e. [0, infinity), or unions of intervals, i.e. (-infinity,1]U(6,9), or answer simply with an... more
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Domain

09/04/18

How do I find the domain
I have the function of y=(e^x/3)/4 how can I find out the domain?
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Domain

09/03/18

Find the (implied) domain of the function. u(w) = ( w − 2) /(5 − sqrt w)
how does this work 
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Domain

09/03/18

Find the (implied) domain of the function. (A(x) = sqrt (x − 4) + sqrt (9 − x)
i dont know how to figure this out
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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
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09/01/18

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

08/29/18

domain of (x + 3)/( x^2 − 36)
I can't figure it out
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Domain

08/29/18

domain of x + 3/ x^2 − 36
i wanna know the answer to this
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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
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Domain

08/27/18

what is the domain of 21x/12+sqrt(4x−4)
domain of 21x/12+√4x-4
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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?  
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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)
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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  
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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)
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04/28/18

Find the domain of the logarithmic function. f(x) = ln (8 - x)
Show all work, step by step. 
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Domain

04/03/18

find the domain of f(x)
f(x)=7/1+24/x
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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
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03/11/18

you buy a new car that costs $25000 the car depreciates at a rate of 11% per year
independent variable domain and range 
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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
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02/18/18

Find the domain of the function. x/sqrt(x-10)
x over the square root of x-10. Find the domain.
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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. 
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02/13/18

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
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02/08/18

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.
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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.
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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!?
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