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Factorise the Given Expressions. Asquare2 + 8a + 16 - Mathematics

Factorise the given expressions.

a2 + 8a + 16

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Solution

a2 + 8a + 16 = (a)2 + 2 × a × 4 + (4)2

= (a + 4)2 [(x + y)2 = x2 + 2xy + y2]

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APPEARS IN

NCERT Class 8 Maths Textbook
Chapter 14 Factorisation
Exercise 14.2 | Q 1.1 | Page 223
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