Use the quadratic formula to find all degree solutions and θ if 0° ≤ θ < 360°. Use a calculator to approximate all answers to
the nearest tenth of a degree. (Enter your answers as a comma-separated list. If there is no solution, enter NO SOLUTION.) cos2 θ cos θ − 1
1 answer:
Answer:
Step-by-step explanation:
f(x)=cos2xcosx-1
Root f(x)=(1,0)
y-intercept=(0,-1)
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