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Rational Expressions
Page 5
Questions (1,110)
Find any real numbers for which the rational expression is undefined. x-8/x-9
3 answers
asked anonymously
24 views
Multiply. State any restrictions on the variable.
x^2-5x+6/x^2-4 * x^2+3x+2/x^2-2x-3
3 answers
asked anonymously
28 views
Multiply and then simplify the rational expression. State any restrictions on the variable.
x^2-7x+10/x^2-4 * x^2+3x+2/x^2-4x-5
5 answers
asked anonymously
60 views
Divide and then simplify the rational expression. State any restrictions on the variable.
2x^4/3y^3 divided by 8y^-4/3x^-6
5 answers
asked anonymously
61 views
Simplify the difference and type the answer in factored form. State any restrictions on the variable.
2x/x^2-2x-15 - 6x/x^2-8x+15
3 answers
asked anonymously
42 views
((1/x)-(1/a))/(x-a) how to solve
1 answer
asked by
Anonymous
313 views
Why does it make sense for the Inverse
Variation to be taught in the Rational Expressions Unit?
1 answer
asked by
Hannah
379 views
Simplify
f+ g/f-g when f(x)= x-2/x+5. And g(x)= x-5/x+2 Choices, A. 2x^2 -29/21 B. 21/2x^2 -29 C. - 2x^2 -29 /29 D. - 29/2x^2-29
1 answer
asked by
Kate
381 views
How is a fraction related to a rational
expression?
1 answer
asked by
Hannah
366 views
How does rationalizing the denominator use the form of 1?
1 answer
asked by
grace
390 views
How does rationalizing the denominator use the form of 1?
2 answers
asked by
Jessica
490 views
Simplify the sum. State any restrictions on the variable. Show your work.
5v+8/v-3 + 8x+8/v-3
3 answers
asked anonymously
41 views
Subtract and simplify. Show your work.
3/x^2-3x - x/3x-9
3 answers
asked anonymously
48 views
(6a^2-15a)/(6a-15a^2)
(3a(2a-5))/(3a(2-5a)) Multiply top & bottom by -1 -(5-2a)/(5a-2) is that correct? I have an answer here
3 answers
asked by
Kayla
714 views
When subtracting 1 rational expression from another, when I'm multiplying the top & bottom of the first term by the denominator
4 answers
asked by
Kayla
448 views
Simplify the difference. State every possible restictions of the variable. Show your work.
2x/x^2-2x-15 - 6x/x^2-8x+15
3 answers
asked anonymously
55 views
Simplify the difference. State every possible restictions of the variable. Show your work.
4x/x^2+2x-3 - 6x/x^2-4x+3
3 answers
asked anonymously
52 views
Question:
If the expression (x^2 + 2x +4)/(x^2 - 2x - 4) has a value between (1/3) and 3 for all real values of x, determine the
2 answers
asked by
Dulyana
512 views
1. simplify the rational expression by rationalizing the denominator?
4 over sqrt 150 __________________ sqrt 189x
2 answers
asked by
Kay
977 views
Express x^3-4/x^2(x+2) into partial fractions
1 answer
asked by
Cooper
448 views
I am having a hard time finding the domain, set notation,excluded value.
Rational expression 1. Y^2+11y+30/y+5 Rational
2 answers
asked by
Samantha
663 views
Write the form of the partial fraction decomposition of the rational expression.
1/9x^2-4
1 answer
asked by
Anonymous
395 views
write the form of the partial fraction decomposition of the rational expresion.
(x^2-x+2)/x(x-1)^2
1 answer
asked by
Anonymous
383 views
(6x^3-8x^2-6x)/(3-11x-8x^3)
3 answers
asked by
Mohamed
334 views
-4/7(-11/2)
5 answers
asked by
e
16 views
x2 + 2x – 10/ 3x – 15
Explain in your own words what the meaning of domain is. Also, explain why a denominator cannot be
2 answers
asked by
peaches
650 views
rationalise [1-(2i^2)]/i
Plz help show we working so that i can learn
1 answer
asked by
david
338 views
What is the set of all values of x for which the expression
x + 6 /x2 −2x−8 is not defined? A) {−6,−4,2} B)
1 answer
asked by
amy
436 views
Resolve in partial form (x^2+15)/(x+3)^2(x^2+3)
4 answers
asked by
p1
369 views
what would be the answer to this question? The answer i got isn't one of the choices:
(x/x-3) - (x+1/x+3) I got 1/x+3
5 answers
asked by
kelly
297 views
(x-1)(x^2+x+1)/(x^2+1)(3x^2+4x+5)
1 answer
asked by
Skyboy
247 views
reciprocal function of (3x-5)/(x-2)
1 answer
asked by
Jess
363 views
Is the solution to this rational expression extraneous?
The problem: (2x-3)/7 -(7x)/14 My answer: x = -9/4 My teacher wants to
3 answers
asked by
Wade
450 views
Find the restricted values of x for the following rational expression.
x^2 + x + 6/8x^2 − 8x
3 answers
asked by
David
1,535 views
Can someone help me simplify this please?
The question is 8/√2 Here's what I've got: 8/√2 = 8/√2 * √2/√2 = 8√2/√2
1 answer
asked by
Jackie
346 views
(8x^2y^2+4xy^2-12y^2) ÷ 4xy^2
I received this problem. I was told to divide the rational expression. The problem I am having is
5 answers
asked by
Steph
643 views
(8x^2y^2+4xy^2-12y^2) ÷ 4xy^2
I received this problem. I was told to divide the rational expression. The problem I am having is
2 answers
asked by
Steph
589 views
Did I solve this complex rational expression correctly?
(2/3)-(x)/(2/3)+(x) 2/3-x = 2/3-x(3)/1(3)= (-x)+(2/3) (2/3)+ (x)= 2/3 +
1 answer
asked by
Sally
306 views
I have to add this rational expression but I keep on ending up with 2 different answers each time I try to solve the expression.
1 answer
asked by
Jerry
392 views
Can someone please help me solve this rational expression?
1 answer
asked by
Tommy
319 views
((x+3)/(x-5))+(5/(x-3))
Simplify I've done this twice and got it wrong both times I have two more problems similar to this and
3 answers
asked by
Hunter
352 views
Can someone check my work please? I tried my best on all the problems but I still don't understand excluded values and how to
1 answer
asked by
Tommy
464 views
Sorry. The problem should have been:
(x^2)/(x^3-8)(x-2)
1 answer
asked by
Anonymous
256 views
(x^2)/(x^3)(x-2)
1 answer
asked by
Anonymous
234 views
-x/(x-3) + 2x/(x+2) (x-1) x (x-2) (x+2)/(x-3)(x-3)
my question is should i multiply first and then do the adding or subtracting
2 answers
asked by
george
498 views
1.)x^2+3x-4/x+4 *not sure*
2.)x/7x+x^2 *1/7x where =/0* 3.)5x^3/7x^3+x^4 *5/7x where x =/ 0 thank you *= my answer
1 answer
asked by
coolkid
239 views
(x+3)/(x^2-2x-8)- (x-5)/(x^2-12x+32)
4 answers
asked by
Jennifer
307 views
Please someone help me simplify this problem. My addition/plus key is not working.
x-3/x^2 plus 5x plus 6 divided by x plus 1/4x
5 answers
asked by
Tika
408 views
3xdx/√(4+x)
need help!!!!
1 answer
asked by
Mary
264 views
Simplify the rational expression and then add or subtract. Express answers in simplest form and identify all non-permissible
3 answers
asked by
Lucina
732 views
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Algebra
Algebraic Equations
Algebraic Equations/Simplification
Algebraic Expressions
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