If the area (in sq. units) bounded by the parabola y2 = 4$\lambda $x and the line y = $\lambda $x, $\lambda $ > 0, is ${1 \over 9}$ , then $\lambda $ is equal to :

Question

If the area (in sq. units) bounded by the parabola y² = 4$\lambda $x and the line y = $\lambda $x, $\lambda $ > 0, is ${1 \over 9}$ , then $\lambda $ is equal to :

$4\sqrt 3 $

2$\sqrt 6 $

Solution

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