# Math Help - mechanics vectors,acceleration

1. ## mechanics vectors,acceleration

Hello

I need help with following question. I did try to attempt it but ended with an incorrect answer. As far as i know u differentiate once to get vector form and differentiate again to get accleration.

any help appreichated

thanks

2. Originally Posted by rpatel
Hello

I need help with following question. I did try to attempt it but ended with an incorrect answer. As far as i know u differentiate once to get vector form and differentiate again to get accleration.

any help appreichated

thanks
Well, it's already in vector form. You mean differentiate once to get the velocity and again to get acceleration. You differentiate each x, y, or z component separately. DO it!