Excluded Values
What is the excluded value(s)?
y=1/(x+3)
x = -3
Simplify the expression
(16c^2b^4)/(8c^3b)
(2b^3)/(c)
Multiply the rational expressions and simplify
(2x^3)/(7x) xx 14/x
4x
(x^5)/y div x/y^2
x^4y
Add the rational expressions. Simplify if possible.
(7y)/12+(9y)/12
(4y)/3
Excluded values of a rational expression will make the value of the denominator equal to _____.
0
What is the excluded value(s)?
y=7/(5x-10)
x = 2
Simplify the rational expression
y=(n+3)/(n^2+10n+21)
x=1/(n+7)
(10n^2)/4 xx 2/n
5n
(f^4g^2h)/(x^2y) div f^3g
(fgh)/(x^2y)
Add the rational expressions. Simplify if possible.
(2x-1)/(x(x-3))+(1-x)/(x(x-3)
1/(x-3)
Solve the equation.
5/x=7/(x+2)
x=5
What is the excluded value(s)?
y=5/x
x = 0
Simplify the rational expression
(x^2-2x-35)/(x^2-9x+14)
(x+5)/(x-2)
(12c^3)/(21b) xx (14b^2)/(6b)
(4bc^2)/3
(21b^3)/(4c^2) div (7)/(6c^2)
(9b^3)/2
Subtract the rational expressions. Simplify if possible.
(3-2n)/(n(n+2)) - (1-3n)/(n(n+2)
1/n
Solve the rational equation (and check for extraneous solutions):
(x+3)/5 = (x+1)/2
x=1/3
What are the excluded value(s)?
(x^2-x-6)/(x^2+8x+12)
x = -6 and -2
Simplify the rational expression
(y^2+9y-10)/(2y+20)
(y-1)/2
(n^2+n-2)/(n+2) xx (4n)/(n-1)
4n
(n^2+7n+12)/(16n^2) div (n+3)/(2n)
(n+4)/(8n)
Subtract the rational expressions. Simplify if possible.
c/(c^2+3c-4)-1/(c^2+3c-4)
1/(c+4)
Factor and identify any excluded values:
(x^2-8x) /(14(x^2+8x+15)
-3 and -5
What are the excluded value(s)?
(12a)/(a^2-3a-10)
x = 5 , -2
Simplify the rational expression
(5d+15)/(d^2-d-12)
5/(d-4)
(y^2-1)/(y^2-49) xx (y-7)/(y+1)
(y-1)/(y+7)
(b+4)/(3b+2) div (3b+12)/(b+1)
(b+1)/((3)(3b+2)
Add the rational expressions. Simplify if possible.
3/(x-5)+2/(x+5)
(5(x+1))/((x+5)(x-5))
Solve the rational equation:
8/(x+3) = (x+1)/(x+6)
9 and -5