Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
 0 viewing

This Question is Closed

meow18Best ResponseYou've already chosen the best response.0
\[3 \over x5 \] + \[5 \over x ^{2}25\]
 2 years ago

gandalfwizBest ResponseYou've already chosen the best response.1
do u know what's special about x^2 25?
 2 years ago

gandalfwizBest ResponseYou've already chosen the best response.1
it's something called "the difference of 2 perfect squares".
 2 years ago

gandalfwizBest ResponseYou've already chosen the best response.1
all that means is x^2  a perfect square=(x+the square root)(xthe square root)
 2 years ago

gandalfwizBest ResponseYou've already chosen the best response.1
so x^225 becomes (x+5)(x5)
 2 years ago

gandalfwizBest ResponseYou've already chosen the best response.1
k, so now u havedw:1324334896764:dw
 2 years ago

gandalfwizBest ResponseYou've already chosen the best response.1
multiply the 3/x5 by (x+5)/(x+5)
 2 years ago

gandalfwizBest ResponseYou've already chosen the best response.1
that gives us a common denominator
 2 years ago

meow18Best ResponseYou've already chosen the best response.0
So \[3x + 20 \over (x+5) (x5)\]
 2 years ago

gandalfwizBest ResponseYou've already chosen the best response.1
so busy concentrating on my drawing that I couldn't see what you posted :)
 2 years ago

jimmyrepBest ResponseYou've already chosen the best response.0
@meow  see the lcm question
 2 years ago
See more questions >>>
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.