Evaluating Inverse Cosine Expressions

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1) What is the exact value of arccos(1/2)?
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Evaluating Inverse Cosine Expressions - Quiz

Think of this quiz as your practice ground for decoding across values. You’ll be working through exact values of inverse cosine, matching them to their correct angles in radians. From simple inputs like 0 and 1 to trickier ones involving roots, this quiz makes sure you know exactly where... see moreeach cosine value lives on the unit circle. see less

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2) What is the exact value of arccos(0)?
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3) What is the exact value of arccos(-1/2)?
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4) What is the exact value of arccos(√3/2)?
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5) What is the exact value of arccos(-√3/2)?
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6) What is the exact value of arccos(√2/2)?
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7) What is the exact value of arccos(-√2/2)?
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8) What is the exact value of arccos(1)?
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9) What is the exact value of arccos(-1)?
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10) Evaluate arccos(cos(7π/6)).
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11) Evaluate arccos(cos(11π/6)).
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12) Evaluate arccos(cos(4π/3)).
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13) Evaluate arccos(cos(-π/3)).
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14) Evaluate arccos(cos(5π/4)).
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15) Evaluate arccos(cos(9π/4)).
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16) Evaluate arccos(cos(-5π/6)).
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17) What is the exact value of arccos((√6 + √2)/4)?
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18) What is the exact value of arccos(-(√6 + √2)/4)?
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19) What is the exact value of arccos((√6 - √2)/4)?
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20) What is the exact value of arccos(-(√6 - √2)/4)?
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What is the exact value of arccos(1/2)?
What is the exact value of arccos(0)?
What is the exact value of arccos(-1/2)?
What is the exact value of arccos(√3/2)?
What is the exact value of arccos(-√3/2)?
What is the exact value of arccos(√2/2)?
What is the exact value of arccos(-√2/2)?
What is the exact value of arccos(1)?
What is the exact value of arccos(-1)?
Evaluate arccos(cos(7π/6)).
Evaluate arccos(cos(11π/6)).
Evaluate arccos(cos(4π/3)).
Evaluate arccos(cos(-π/3)).
Evaluate arccos(cos(5π/4)).
Evaluate arccos(cos(9π/4)).
Evaluate arccos(cos(-5π/6)).
What is the exact value of arccos((√6 + √2)/4)?
What is the exact value of arccos(-(√6 + √2)/4)?
What is the exact value of arccos((√6 - √2)/4)?
What is the exact value of arccos(-(√6 - √2)/4)?
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