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Mathematics 20 Online
OpenStudy (anonymous):

Where does the graph of y = 3x2 + 14x − 5 cross the x-axis?

OpenStudy (anonymous):

Solve for x when y=0

OpenStudy (anonymous):

\[y = 3x^2 + 14x − 5 \\0 = 3x^2 + 14x − 5 \]

OpenStudy (unklerhaukus):

the graph line crosses the x axis, at the x-intercept, ie when y=0

OpenStudy (anonymous):

you can use the quadratic equation. Or you can try completing the square first it thats possible

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