Ask
your own question, for FREE!
Mathematics
45 Online
How to solve this~~ (see attachment soon)
Still Need Help?
Join the QuestionCove community and study together with friends!
\[\int\limits_{?}^{?} x \sqrt{4-x^{4}} dx\]
i set u=x\[1/2 \int\limits_{}^{} \sqrt{4-u^{2}} du\]^2 than i got
u =x^2
Do a trig sub, u=sin(theta)
du=cos(theta)dtheta
Still Need Help?
Join the QuestionCove community and study together with friends!
Woops, u=2sin(theta). Sorry
You can directly use formula...
wait~ why u=2sin (theta)?
Because then you can factor out 4 from the radical.
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
ThatCreepyBoy:
Solve the triangle shown to the right. (I just need my answer checked, please don
gelphielvr:
(ELECTRON CONFIGURATION) Okay so I tried finding the electron configuration for Iron (Fe / 26) and I got 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 and 4d^6 and apparent
gelphielvr:
(WW1) Why were machine guns the main cause of staleman which led to trench war fa
jinxthelovely:
I wake to shadows, heavy days, A world that feels like a worn-out play, Each smile a mask, each laugh a sound, Nothing real, just echoes around.
AsianPanda08:
What is American Knee Massacre? Is it a massacre of taking knees?
ThatCreepyBoy:
Determine the number of triangles with the given parts and solve each triangle if possible.
Addif9911:
How do y'all feel about this?(my bf wrote it about me because we broke up and then he got me back) Him and I both want you opinion in my dreams I saw you th
18 seconds ago
1 Reply
0 Medals
2 minutes ago
6 Replies
2 Medals
40 minutes ago
10 Replies
1 Medal
6 hours ago
4 Replies
1 Medal
16 hours ago
5 Replies
2 Medals
18 hours ago
29 Replies
0 Medals
1 hour ago
14 Replies
0 Medals