alexamalcolm1972 alexamalcolm1972

12-02-2020
Mathematics

contestada

What is equivalent to this formula: y=3(x+5)(x-2)

Respuesta :

15-02-2020

Answer:

y = 3*(x^2) + 9x -30

Step-by-step explanation:

y=3(x+5)(x-2)

y = (3*x + 3*5) * (x - 2)

y = (3*x + 15) * (x - 2)

y = 3*x*x + 3*x*(-2) + 15*x + 15*(-2)

y = 3*(x^2) - 6x + 15x - 30

y = 3*(x^2) + 9x -30

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