2. Given the vector function r (t) = (7 4t 8t) + (5...

Transcribed Image Text:

2. Given the vector function r (t) = (7 – 4t – 8t²) į + (−5 − 9t − 3t²) j + (2 − 6t + t²) k. If f(t)= || r' (t) || then f'(1) (rounded to two decimal places) is equal to: (a) 16,71 (b) 15,88 (c) 13,34 (d) 11,58 (e) 19,90 2. Given the vector function r (t) = (7 – 4t – 8t²) į + (−5 − 9t − 3t²) j + (2 − 6t + t²) k. If f(t)= || r' (t) || then f'(1) (rounded to two decimal places) is equal to: (a) 16,71 (b) 15,88 (c) 13,34 (d) 11,58 (e) 19,90

Answer rating: 100% (QA)

Given the vector function mathbfrt 7 4t 8t2 mathbfi 5 9t 3t2 mathbfj 2 6t t2 mathbfk First we need t... View the full answer