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Use Substitution to Determine Whether the Given X-Value Is a Solution

Question 43

Multiple Choice

Use substitution to determine whether the given x-value is a solution of the equation.
Find All Solutions of a Trigonometric Equation
- cos⁡x+1=sin⁡x,x=−3π4\cos x + 1 = \sin x , \quad x = \frac { - 3 \pi } { 4 }


A) Yes
B) No\mathrm { No } Find all solutions of the equation.

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