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Popular >

2cos(-3)

Solution

2 cos (- 3)

Solution

- 1.97998 \dots

Solution steps

2 cos (- 3)

Refine to a decimal form

= - 1.97998 \dots

Popular Examples

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sqrt((1+cos(315))/2)

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Frequently Asked Questions (FAQ)

What is the value of 2cos(-3) ?
The value of 2cos(-3) is -1.97998…