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OpenStudy (stormswan):
Find 3x^2 - y^3 - y^3 - z if x = 3, y = -2, and z = -5.
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OpenStudy (stormswan):
I got 92. Is that right?
OpenStudy (lifeisadangerousgame):
I got 48, but I could be wrong. http://www.wolframalpha.com/input/?i=3%283%29%5E2+-+%28-2%29%5E3+-+%28-2%29%5E3+-+%28-5%29+
OpenStudy (anonymous):
Yeah I got 48 too.
OpenStudy (stormswan):
ok. then i did something wrong...... really wrong.
OpenStudy (stormswan):
well, thanks for your help...
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OpenStudy (anonymous):
I got 48 as well.
OpenStudy (lifeisadangerousgame):
No problem, @Stormswan if you click my link you can see a step-by-step solution, just create an account, its free c:
OpenStudy (stormswan):
Ok :)
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