Answered: 1) Complete the following magnitude…

Calculus: Early Transcendentals

8th Edition

ISBN:9781285741550

Author:James Stewart

Publisher:James Stewart

Chapter1: Functions And Models

Section: Chapter Questions

Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...

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1) Complete the following magnitude equations.

a) Find the magnitude llvll and the direction angle θ for the given vector v.

v = - 7i + 11j

llvll = ___ (Round to the nearest hundredth as needed.)

θ = ___ ° (Round to the nearest tenth as needed.)

b) Find the magnitude and direction angle θ of the vector.

u=5[(cos 138°)i + (sin 138°)j]

The magnitude is ___ and the direction angle is ___ °.

c) Find the magnitude and bearing of the resultant R of two forces F₁ and F₂, where F₁ is a force of 24
pounds acting due south and F₂ is a force of 46 pounds acting due west.

The magnitude of the resultant R is ____ pounds. (Round to the nearest tenth as needed.)

The bearing of the resultant R is S ___° (E or W). (Round to the nearest tenth as needed.)

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