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Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 9

The G.C.D of x4 – y4 and x2 – y2 is

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Question

The G.C.D of x4 – y4 and x2 – y2 is

Options

  • x4 – y4

  • x2 – y2

  • (x + y)2

  • (x + y)4

MCQ
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Solution

x2 – y

Explanation;

Hint

x4 – y4 = (x2)2 – (y2)

= (x2 + y2)(x2 – y2)

x2 – y2 = (x2 – y2)

G.C.D = x2 – y2 

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Chapter 3: Algebra - Exercise 3.15 [Page 136]

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Samacheer Kalvi Mathematics [English] Class 9 TN Board
Chapter 3 Algebra
Exercise 3.15 | Q 29 | Page 136
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