# Question #209e6

##### 1 Answer

#### Answer:

See the Explanation.

#### Explanation:

We use **Reductio Ad Absurdum** , or, the **Method of Contradiction**.

Suppose, to the **contrary** , that

Since, **Singleton**

If the slope of

**[A Clarification** : In case,

vertical, i.e., l || Y-Axis; so, l does not intersect Y-Axis, &, as such,

**]**

To find

In order that **Singleton,** the qudr. eqn.

have two identical roots, for which

**Impossible in**

This **contradiction** shows that our supposition is **wrong.**

Thus, **no** line having

the given Parabola.

Enjoy Maths.!