b2 - 4ac is used to...
a. finds the y-intercept
b. finds the number of x intercepts or nature of roots
c. determines the direction the graph opens d. determines the x-value of the vertex
a. finds the y-intercept
b. finds the number of x intercepts or nature of roots
c. determines the direction the graph opens d. determines the x-value of the vertex
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Answer:
A.finds the y-intercept
Step-by-step explanation:
Hope it helps:-)