magzz52 magzz52
  • 25-06-2019
  • Mathematics
contestada

how many times does the quadratic function intesect the x axis y=2x^+7x+6

Respuesta :

isaac69420
isaac69420 isaac69420
  • 25-06-2019

Answer:

There are two intersections

Step-by-step explanation:

The number of intersections can be found by calculating the delta of the equation

Δ=b²-4ac

if Δ=0, there is 1 intersection

if Δ>0 there are 2 intersections

if Δ=<0, there are no intersections

where the quadratic equation is in the form ax²+bx+c

Δ=7²-4(2)(6)

=1>0

There are two intersections

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