Ask
your own question, for FREE!
Mathematics
41 Online
OpenStudy (anonymous):
Rationalize the denominator of 4 / 5 + sqrt 2
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (anonymous):
i believe you must rationalize by multiplying the demon. by its conjugate. in this case 5-sqrt2. so now we have: 4(5-sqrt2)/(5+sqrt2)(5-sqrt2) which gives ( 20-4sqrt2)/25+0-2 so the final answer is (20-4sqrt2)/23
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
nena:
if anyone supports our current president, can you email me to debate on why you l
EdwinJsHispanic:
( to that person who hurt me bad) I hate you so much I cannot even explain it. You had that trust that I gave you and just threw it on the ground like I did
OsKar:
What is St.Patrick's day even supposed to be? What's its purpose? And how do peop
EdwinJsHispanic:
people say friends are forever, especially best friends. but in some cases. that isnt true.
Puffer:
How do you turn off the light on you Chromebook cam its on and I'm not even using
zanesafoodie:
"broken sticks and chipped stones I lost you on my way home not even days later I
MaxTon:
ud83dudcda Why does the English language have silent letters in words like u201ck
nena:
if anyone supports our current president, can you email me to debate on why you l
2 minutes ago
0 Replies
0 Medals
EdwinJsHispanic:
( to that person who hurt me bad) I hate you so much I cannot even explain it. You had that trust that I gave you and just threw it on the ground like I did
3 minutes ago
2 Replies
0 Medals
OsKar:
What is St.Patrick's day even supposed to be? What's its purpose? And how do peop
2 hours ago
2 Replies
2 Medals
EdwinJsHispanic:
people say friends are forever, especially best friends. but in some cases. that isnt true.
20 hours ago
4 Replies
0 Medals
Puffer:
How do you turn off the light on you Chromebook cam its on and I'm not even using
1 day ago
5 Replies
1 Medal
zanesafoodie:
"broken sticks and chipped stones I lost you on my way home not even days later I
1 day ago
0 Replies
0 Medals
MaxTon:
ud83dudcda Why does the English language have silent letters in words like u201ck
1 day ago
3 Replies
1 Medal