Fill in the blank to complete the equation below__ + 81 = 9(7+9)
2 answers:
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For this case we have a quadratic equation of the form:
What we must keep in mind to know which direction opens the parabola, is the value of a.
We have two options:
If a <0 the parabola opens down
If a> 0 the parabola opens up
We have the following equation:
We observed that:
Therefore, the parable opens up.
Answer:
the direction that this parabola opens is:
Upwards
What we must keep in mind to know which direction opens the parabola, is the value of a.
We have two options:
If a <0 the parabola opens down
If a> 0 the parabola opens up
We have the following equation:
We observed that:
Therefore, the parable opens up.
Answer:
the direction that this parabola opens is:
Upwards
