Amalinr Amalinr

20-02-2021
Mathematics

contestada

Y = 0.4x^2 + 2x + 2.5 Help!

Respuesta :

20-02-2021

Answer:

Step-by-step explanation:

Are you trying to find the x-intercepts?

Pythagorean Theorem:

x = [-2 ±√(2^2-4(0.4)(2.5)]/[2(0.4)] = -2.5

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amiya151 amiya151

21-02-2021

Answer: I’m positively sure that it’s -2.5

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