In Exercises 1 and 2, graph the curves and sketch their velocity and acceleration vectors at the given values of t. Then write a in the form a = arT+ aN without finding T and N, and find the value of K at the given values of t. 1. r(t) = (4 cos t)i + (√2 sin t)j, t = 0 and 7/4

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Motion in the Plane
In Exercises 1 and 2, graph the curves and sketch their velocity and
acceleration vectors at the given values of t. Then write a in the form
a = arT+ aNN without finding T and N, and find the value of k at
the given values of t.
1. r(t) = (4 cos t)i + (V2 sin t)j, t = 0 and 7/4
Transcribed Image Text:Motion in the Plane In Exercises 1 and 2, graph the curves and sketch their velocity and acceleration vectors at the given values of t. Then write a in the form a = arT+ aNN without finding T and N, and find the value of k at the given values of t. 1. r(t) = (4 cos t)i + (V2 sin t)j, t = 0 and 7/4
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