# Pair of Straight Lines Solutions for exercise 4(a) ( class 11 maths)

Intermediate first year mathematics 1b Pair of Straight Lines exercise 4(a) solutions are given.

You should study the textbook lesson Pair Straight Lines very well.

You should also observe the example problems and solutions given in the textbook.

Read the Key points given in the textbook.

Observe the solutions and try them in your own method.

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The Straight Line

Exercise 3(a)

Exercise 3(b)

Exercise 3(c)

Exercise 3(d)

Exercise 3(e)

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## Exercise 4(a) solutions inter maths 1b ( class 11 maths)

Class 11 math solution ( Inter 1st year maths 1B)

Chapter – 4

Pair of Straight Lines

Exercise 4(a)

Find the acute angle between the pair of lines represented by the following equations.

i. x^2 – 7xy + 12y^2 = 0.

iv.

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## Solutions for Pair of Straight Lines exercise 4(a)

Show that the following pairs of straight lines have the same set of angular bisectors (that is they are equal inclined to each other).

i. 2x^2 + 6 xy + y^2 = 0,   4x^2 + 18 xy + y^2 = 0.

11.

## Intermediate 1st year Maths 1b Pair of Straight Lines Exercise 4(a) solutions

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Note : Observe the solutions and try them in your own method.

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