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Show that the line y = mx + c touches th...

Show that the line y = mx + c touches the ellips
`x^2/a^2 + y^2/b^2 = 1 if c^2 = a^2m^2 + b^2`.

Text Solution

Verified by Experts

The correct Answer is:
`therefore c^2=a^2m^2+b^2`
Hence proved
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