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Jean needs to graph the function below y= 7x^2 + 8x - 6 How many time should the graph of this function intersect at the x-axis? A. 3 B. 2 C. 1 D. 0

Jean needs to graph the function below y= 7x^2 + 8x - 6 How many time should the graph of this function intersect at the x-axis? A. 3 B. 2 C. 1 D. 0
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4 votes
Jean needs to graph the function below

y= 7x^2 + 8x - 6
How many time should the graph of this function intersect at the x-axis?

A. 3
B. 2
C. 1
D. 0

asked
User Gartox
by
7.6k points

1 Answer

4 votes
Hello,

Δ=8²-4*7*(-6)=232>0 thus 2 roots
Answer B
answered
User Antony Koch
by
8.1k points
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