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Una forma sencilla de recordarse las razones trigonométricas es con la palabra nemotécnica

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El último dígito de pi es 4.

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false

true

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¿Cuántos metros cúbicos de arena hay en un hoyo con 5 metros de largo, 4 metros de ancho y 3 metros de alto?

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Explanation

Estamos hallando el volumen de arena en un hoyo, un cubo lleno de nada.

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0 m^3

60 m^3

12 m^3

none

Paree las siguientes ecuaciones con sus soluciones reales:

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Match the text
8x^2 = 72
7(2^x) = 56
x^2 + 5x - 24

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x = 3, -3
x = 3
x = -8, 3

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