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Category: Learn Math

22 April 2021 Sergiu Funieru

Perimeter of the rectangle (formula and example)

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21 April 2021 Sergiu Funieru

Area of the square (formula and example)

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20 April 2021 Sergiu Funieru

Diagonal of the square (formula and example)

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19 April 2021 Sergiu Funieru

sin 3a (formula and example) (sine of triple angle) (trigonometry) (handwritten)

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18 April 2021 Sergiu Funieru

tan (-a) (formula and example) (tangent of negative angle) (trigonometry) (handwritten)

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17 April 2021 Sergiu Funieru

cos (-a) (formula and example) (cosine of negative angle) (trigonometry) (handwritten)

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16 April 2021 Sergiu Funieru

sin (-a) (formula and example) (sine of negative angle) (trigonometry) (handwritten)

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15 April 2021 Sergiu Funieru

tan 2a (formula and example) (tangent of double angle) (trigonometry) (handwritten)

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14 April 2021 Sergiu Funieru

cos 2a (formula and example) (cosine of double angle) (trigonometry) (handwritten)

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13 April 2021 Sergiu Funieru

sin 2a (formula and example) (sine of double angle) (trigonometry) (handwritten)

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Recent Posts

  • Perimeter of the rectangle (formula and example)
  • Area of the square (formula and example)
  • Diagonal of the square (formula and example)
  • sin 3a (formula and example) (sine of triple angle) (trigonometry) (handwritten)
  • tan (-a) (formula and example) (tangent of negative angle) (trigonometry) (handwritten)

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  • Calculate the modulus of a complex number (problem with solution) – article 1804 – LUNLUN.COM on The formula for the modulus (absolute value) of a complex number – article 1790
  • Calculate the modulus of a complex number (problem with solution) – article 1779 – LUNLUN.COM on The formula for the modulus (absolute value) of a complex number – article 1790
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  • Calculate the determinant (2 x 2 matrix) – LUNLUN.COM on Determinants (10 problems with solutions) [Confident Edition]

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