Which statements are true about the x-intercepts of quadratic functions?

An x-intercept of a quadratic function is also called a zero of the function.

All quadratic functions have exactly one x-intercept.

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An x-intercept is located at the point on the function where the value of x is 0.

A quadratic function can have up to two x-intercepts.

If x = a is an x-intercept of a quadratic function, then (x + a) is a factor of the function.