1.) cos2Θ + cosΘ-1=0 for 0°<=Θ<=180° 2.) 4cos2Θ=1 for 0°<=Θ<=360°

1.) cos2Θ + cosΘ-1=0 for 0°<=Θ<=180° 2.) 4cos2Θ=1 for 0°<=Θ<=360°

If the domain of g(x) is the set Dg={x|x|}≠0 and the domain of f(x) is the entire number line, then a. what is the domain of the composition f(g(x))? b. what condition...

I need help finding the domain of the function of f(x)= 3x+2/3x^2+5x+2.

Write a function relating a camera's purchase price after coupon, y, to the retail price, x.

domain of function using set builder notation

The maximum velocity of the Magnum XL-200 roller coaster depends on the vertical drop from the top of the highest hill to the bottom of that hill. v=√8 gives the relationship between maximum...

The maximum velocity of the Magnum XL-200 roller coaster depends on the vertical drop from the top of the highest hill to the bottom of that hill. v=8√¯h gives the relationship between maximum...

Find the domain and range of the function y={x+1 if -5<x<0 x2 if 0≤x≤5

I've tried many different approaches to this problem but I still can't seem to get it. The answer choices are: A)x >_ 4 B)x >_ 4/7 C)x <_ 4 D)x <_ 4/7

I've been confused about this question for a while and I need the answer so then I can figure it myself

answer in interval notation requested

Find the domain of y=1/x+3 = -9

find the domain of the rational expression.

I am having trouble finding the domain.

Need help finding domain of f(x)=sqrt(9-x^2)/(x^3-4x)

f(x)= (x+3)/(x^2-4x-5) and (x)=(square root of(2-x)) Algebraically determine the domain of f(x)/g(x). If you could provide a detailed explanation of how this would...

1 x2-4x-5

F(x)=3x(x-2)/6x^2-41x-7

For the function √x / 1-x , why is the domain (1,positive infinity)? I know you cant have 0 in the denominator but I thought you can count everything above 0 like 0.1,0.2...

What is the domain of that equation?