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Cos A in Terms of Angle A/3 Formula

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Cos A is the value of the trigonometric cosine function of the angle A. Check FAQs

cos A = 4 \cdot {cos (A/3)}^{3} - (3 \cdot cos (A/3))

cos A - Cos A?cos_(A/3) - Cos (A/3)?

Cos A in Terms of Angle A/3 Example

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Here is how the Cos A in Terms of Angle A/3 equation looks like with Values.

Here is how the Cos A in Terms of Angle A/3 equation looks like with Units.

Here is how the Cos A in Terms of Angle A/3 equation looks like.

0.9376 = 4 \cdot {0.993}^{3} - (3 \cdot 0.993)

0.9376 = 4 \cdot {0.993}^{3} - (3 \cdot 0.993)

0.9376 = 4 \cdot {0.993}^{3} - (3 \cdot 0.993)

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Cos A in Terms of Angle A/3 Solution

Follow our step by step solution on how to calculate Cos A in Terms of Angle A/3?

FIRST Step Consider the formula

cos A = 4 \cdot {cos (A/3)}^{3} - (3 \cdot cos (A/3))

Next Step Substitute values of Variables

∴

cos A = 4 \cdot {0.993}^{3} - (3 \cdot 0.993)

Next Step Prepare to Evaluate

∴

cos A = 4 \cdot {0.993}^{3} - (3 \cdot 0.993)

Next Step Evaluate

∴

cos A = 0.937586628

LAST Step Rounding Answer

∴

cos A = 0.9376

Cos A in Terms of Angle A/3 Formula Elements

Variables

Cos A

Cos A is the value of the trigonometric cosine function of the angle A.

Symbol: cos A

Measurement: NAUnit: Unitless

Note: Value should be between -1.01 to 1.01.

Formulas to find Cos A

Cos (A/3)

Cos (A/3) is the value of the trigonometric cosine function of one-third of the given angle A.

Symbol: cos_(A/3)

Measurement: NAUnit: Unitless

Note: Value should be between -1.01 to 1.01.

Formulas to find Cos (A/3)

Other formulas in Trigonometric Ratios of A in Terms of Trigonometric Ratios of A to 3 category

Go Sin A in Terms of Angle A/3

sin A = 3 \cdot sin (A/3) - 4 \cdot {sin (A/3)}^{3}

Go Tan A in Terms of Angle A/3

tan A = \frac{(3 \cdot tan (A/3)) - {tan (A/3)}^{3}}{1 - 3 \cdot {tan (A/3)}^{2}}

How to Evaluate Cos A in Terms of Angle A/3?

Cos A in Terms of Angle A/3 evaluator uses Cos A = 4*Cos (A/3)^3-(3*Cos (A/3)) to evaluate the Cos A, The Cos A in Terms of Angle A/3 formula is defined as the value of the trigonometric cosine function of the given angle A in terms of A/3. Cos A is denoted by cos A symbol.

How to evaluate Cos A in Terms of Angle A/3 using this online evaluator? To use this online evaluator for Cos A in Terms of Angle A/3, enter Cos (A/3) (cos_(A/3)) and hit the calculate button.

FAQs on Cos A in Terms of Angle A/3

What is the formula to find Cos A in Terms of Angle A/3?

The formula of Cos A in Terms of Angle A/3 is expressed as Cos A = 4*Cos (A/3)^3-(3*Cos (A/3)). Here is an example- 0.937587 = 4*0.993^3-(3*0.993).

How to calculate Cos A in Terms of Angle A/3?

With Cos (A/3) (cos_(A/3)) we can find Cos A in Terms of Angle A/3 using the formula - Cos A = 4*Cos (A/3)^3-(3*Cos (A/3)).

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