140 Answered Questions for the topic Domain

4d

#### What is the difference between domain of x/x and 1?

if f(x) = x/x and g(x) = 1, then f(x) = g(x). But why is the domain of f(x) is all non-zero all real number and g(x) is all real number?

09/12/19

#### DOMAIN: Find the domain of the function. In the space provided, type the answer without any spaces between the letters, numbers, or symbols.

f(x) = x2 + 8x − 1

07/31/19

#### Math find domain restrictions

Which functions has the fewest domain restrictions for real number? A) f(x)= 1/(x-1)B) f(x)= 1/(x+1)C) f(x)= 1/(x^2-1)D) f(x)= 1/(x^2+1)

01/28/19

#### What's the domain of the following functions?

First function:y = 1÷(x+3)Second function:y= √x

10/17/18

#### Functions, Domain, Independent/Dependent

The annual cost of health insurance H as a function of age a is given by the function H(a)=22.6a-119.2 for 15 is less than or equal to a is less than or equal to 90.What are the independent and...
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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...
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09/03/18

#### Find the (implied) domain of the function. u(w) = ( w − 2) /(5 − sqrt w)

how does this work

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

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

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

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.

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

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

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...
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