$\text { Find } \mathbf { r } ^ { t } ( t ) \cdot \mathbf { r } ^ { tt } ( t ) \text { given the following vector function. }$
$\mathbf { r } ( t ) = 3 \cos t \mathbf { i } + 5 \sin t \mathbf { j }$
A) $\cos t \sin t$
B) $- 34 \cos t \sin t$
C) $34 \cos t \sin t$
D) $- 16 \sin \mathrm { t } \cos \mathrm { t }$
E) $3 \cos t \sin t$

Question

$\text { Find } \mathbf { r } ^ { t } ( t ) \cdot \mathbf { r } ^ { tt } ( t ) \text { given the following vector function. }$ 
$\mathbf { r } ( t ) = 3 \cos t \mathbf { i } + 5 \sin t \mathbf { j }$
A) $\cos t \sin t$
B) $- 34 \cos t \sin t$
C) $34 \cos t \sin t$
D) $- 16 \sin \mathrm { t } \cos \mathrm { t }$
E) $3 \cos t \sin t$

Quizplus · Accepted Answer

The Answer of $\text { Find } \mathbf { r } ^ { t } ( t ) \cdot \mathbf { r } ^ { tt } ( t ) \text { given the following vector function. }$ 
$\mathbf { r } ( t ) = 3 \cos t \mathbf { i } + 5 \sin t \mathbf { j }$
A) $\cos t \sin t$
B) $- 34 \cos t \sin t$
C) $34 \cos t \sin t$
D) $- 16 \sin \mathrm { t } \cos \mathrm { t }$
E) $3 \cos t \sin t$

Find rt(t)⋅rtt(t) given the following vector function. \text { Find } \mathbf { r } ^ { t } ( t ) \cdot \mathbf { r } ^ { tt } ( t ) \text { given the following vector function. } Find rt(t)⋅rtt(t) given the following vector function.

$\text { Find } \mathbf { r } ^ { t } ( t ) \cdot \mathbf { r } ^ { tt } ( t ) \text { given the following vector function. }$