3 years ago

Select the graphs that have an equation with a < 0.

Mathematics

2 answers:

Eddi Din [679]3 years ago

7 0

Answer:

Second graph only.

Step-by-step explanation:

The standard equation of a parabola is ax^2+bx+c where a,b and c are coefficients.

If the coefficient of (a) is positive then the parabola is concave upwards (as in picture 1)

If the coefficient of (a) is negative then the parabola is concave downwards as in picture 2.

tatiyna3 years ago

5 0

Answer:

Its the second and third graphs only

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