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cgossin123
Where does the graph of y = 3x2 + 14x − 5 cross the x-axis?
\[y = 3x^2 + 14x − 5 \\0 = 3x^2 + 14x − 5 \]
the graph line crosses the x axis, at the x-intercept, ie when y=0
you can use the quadratic equation. Or you can try completing the square first it thats possible