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Write the angle between the curves y^...

Write the angle between the curves `y^2=4x` and `x^2=2y-3` at the point `(1,\ 2)` .

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`y^2=4x .......(1)`
`dy/dx​=4/2y=2/y`
​ `x^2=2y−3 ......(2)`
​ `dy/dx​=x`
...
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