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If the area by y=x^2+2x-3 and the line y...

If the area by `y=x^2+2x-3` and the line `y=k x+1` is the least, find `k` and also the least area.

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Statement I- The area of bounded by the curves y=x^2-3 and y=kx+2 is least if k=0 . Statement II- The area bounded by the curves y=x^(2)-3 and y=kx+2 is sqrt(k^(2)+20) .

Statement I- The area of bounded by the curves y=x^2-3 and y=kx+2 is least if k=0 . Statement II- The area bounded by the curves y=x^(2)-3 and y=kx+2 is sqrt(k^(2)+20) .

Statement I- The area of bounded by the curves y=x^2-3 and y=kx+2 is least if k=0 . Statement II- The area bounded by the curves y=x^(2)-3 and y=kx+2 is sqrt(k^(2)+20) .