Ask your own question, for FREE!
Calculus1 9 Online
OpenStudy (anonymous):

Just wanna see if my answer is correct!

OpenStudy (anonymous):

Consider the function defined below. \[y=x ^{\frac{ -15 }{ 8 }}\]

OpenStudy (anonymous):

\[y''=\frac{ 345 }{ 64 }x ^{\frac{ -31 }{ 8 }}\]

OpenStudy (anonymous):

\[y'''=\frac{ -10695 }{ 520 }x ^{\frac{ -42 }{ 8 }}\]

OpenStudy (anonymous):

just wanna know if i have my y'' and y''' right or not.

hartnn (hartnn):

2nd is correct

OpenStudy (anonymous):

what should the third one be?

hartnn (hartnn):

nopes.

OpenStudy (anonymous):

huh?

hartnn (hartnn):

i get 512 instead of 520 and 39 instead of 42

OpenStudy (anonymous):

i keep getting the same answer?

OpenStudy (anonymous):

yah i just redid it and had that too .. i had my exponent messed up which messed up my answer.

hartnn (hartnn):

-31/8-1 = (-31-8)/8 = ?

OpenStudy (anonymous):

its 39, i just had it done done out wrong. well neg 39

hartnn (hartnn):

now u got the correct answer ?

hartnn (hartnn):

like did u get 512 ?

hartnn (hartnn):

no ?

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!
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!