Mharthy’s

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The Exact Value of sin 78 degrees.

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The Exact Value of sin 22.5 degrees (Alternate Solution) (2 of 5)

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Prove: (a⁡+⁡b⁡i) + ⁡(c⁡+⁡d⁡i)⁡ = ⁡(a⁡+⁡c) + ⁡(b⁡+⁡d)⁡i

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The Exact Value of sin 42 degrees.

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Convert 17 % to its fractional form.

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Convert 241 inches to centimeters.

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The Exact Value of cos 24 degrees.

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Convert 88 % to its decimal form.

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The Exact Value of sin 12 degrees.

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The Exact Value of sin 18 degrees (With Figure-Solution)

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The Exact Value of sin 24 degrees.

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Rationalization of the Denominator Part 1: 4 Examples (1 of 2)

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Divide [(x^2)-(y^2)] by (x-y)

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Logarithmic Equations: Solve for x

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Systems of Linear Equations (3E3U): Method 1: Elimination by Substitution (1 of 4)

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Logarithms (1 of 8)

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Convert 3/5 to its decimal form.

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The derivation of six trigonometric functions of negative angle (-θ)

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Logarithms (3 of 8)

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Prove: ⁡⁡i^10⁡ = -1

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Convert 871 feet to meters.

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How to prove 1/(1⁡+⁡sinx) =⁡ [(secx⁡-tanx)^2]/(1⁡-⁡sin⁡x)?

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Simplifying Complex Fraction: 1 Example (10 of 10)

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Prove: ⁡⁡i^9⁡ = ⁡√(-1)