A line intersects the y-axis of the point (a, b) Is a = 0? Is b = 0? Explain.

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  a=0

  b may be 0 but is not required to be

Step-by-step explanation:

The y-axis corresponds to the line x=0. Any point on the y-axis will have an x-coordinate of 0.

If (a, b) is on the y-axis, then a = 0.

If the intersection point is (0, 0), then b=0. Otherwise, b is not 0.

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step-by-step explanation: