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  • Maths Online Test Class 8
  • The value of 64a2 - 80ab + 25b2 is
Multiple choice

The value of 64a2 - 80ab + 25b2 is

  1. ( 8a + 5b )2

  2. ( a - b)2

  3. ( 8a - 5b )2

  4. ( a + b ) 2

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The expression 64a^2 - 80ab + 25b^2 is of the form x^2 - 2xy + y^2, which factors to (x - y)^2. Here, x = 8a and y = 5b, so it is (8a - 5b)^2.

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