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Exam 7: Applications of Trigonometry and Vectors

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Exam 1: Trigonometric Functions188 Questionsadd course
Exam 2: Acute Angles and Right Triangles204 Questionsadd course
Exam 3: Radian Measure and the Unit Circle167 Questionsadd course
Exam 4: Graphs of the Circular Functions137 Questionsadd course
Exam 5: Trigonometric Identities321 Questionsadd course
Exam 6: Inverse Circular Functions and Trigonometric Equations179 Questionsadd course
Exam 7: Applications of Trigonometry and Vectors103 Questionsadd course
Exam 8: Complex Numbers, Polar Equations, and Parametric Equations60 Questionsadd course
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Find the missing parts of the triangle. -A = 10.5° a = 149 ft B = 176 ft If necessary, round angles to the nearest tenth and side lengths to the nearest foot.

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Question 101

Find the indicated vector. -Let u=⟨8,3⟩\mathbf { u } = \langle 8,3 \rangle . Find 2u2 \mathbf { u } .

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Question 102

Write the vector in the form <a, b>. If necessary, round values to the nearest hundredth. -Write the vector in the form <a, b>. If necessary, round values to the nearest hundredth. -

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