Homework Help: math,correction

Posted by jas20 on Friday, March 2, 2007 at 5:44pm.

Add or subtract as indicated. Express your result in simplest form.

(4y)/(y^2+6y+5) plus (2y)/(y^2-1)
My answer is: (6y)/((y+5)(y-1))
----------------------------------
Geometry. Refer to the triangle in the figure. Find an expression that represents its perimeter

It has the following: (3)/(4x), (5)/(x^2),(1)/(x^2)

My answer: by using the formula for permiter that is P=a+b+c

My answer for this is: (3(8+x))/(4x^2)

first: I dont agree with the denominator: shouldn't it be
(y+1 )*(y-1)(y+5)

second correct.

No one has answered this question yet.

Answer this Question

Related Questions

math, correction - Add or subtract as indicated. Express your result in simplest...
math,correction - Geometry. Find the perimeter of the given figure. tHE Figure ...
algebra 2 - Would some one look at these problems and see if I got them right ...
Algebra - Add and subtract the rational expressions as indicated. Be sure to ...
science - when rearranging the equation 6y = 9 - 3x to make x the subject, am i ...
science - could someone please crique this algebra x must be the subject 6y = 9...
math - Add or subtract as indicated. Express your results in simplest form.x^2/x...
derivative - I am finding the second derivative of (x^2)(y^3) = 1 2x(y^3) + (x^2...
Word Problem - A grander want to create a triangular garden in the shape of a ...
maths - 6y=9-3x rearrange for x= Change 6y = 9 - 3x to: 3x = -6y + 9, then solve...

For Further Reading

First Name:
School Subject:
Answer: