Solving Trigonometric Equations Using Inverses HSF.TF.B.7 Grade Practice Test Questions TOC | Lumos Learning

Solving Trigonometric Equations Using Inverses HSF.TF.B.7 Question & Answer Key Resources SBAC Grade 11 Mathematics  Master Course 

SBAC Grade 11 Mathematics  Master Course  Solving Trigonometric Equations Using Inverses

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Complete the steps below to solve the equation \({{cos}^2 x\ }-3{\mathrm{cos} x\ }-1=0\). Round answers to three decimal places.

a) Substitute \(u={\mathrm{cos} x\ }.\)________

Resource: Question

Question Type: Extended Constructed Response

Standard(s):HSF.TF.B.7

Standard Description: Use inverse functions to solve trigonometric equations that arise in modeling contexts; evaluate the solutions using technology, and interpret them in terms of the context.

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