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Algebraic Expressions and Identities — MATHS STD 8 — Question

Gujarat BoardEnglish MediumSTD 8MATHSAlgebraic Expressions and Identities1 Mark
MCQ
What is the simplified form of $(a^2 - b^2)^2?$
  • A
    $a^4 + 2a^2b^2 + b^4$
  • ✓
    $a^4- 2a^2b^2 + b^4$
  • C
    $a^4 - 2a^2b^2 - b^4$
  • D
    $a^4 + a^2b^2 + b^4$
✓

Answer

Correct option: B.
$a^4- 2a^2b^2 + b^4$
B.  $a^4- 2a^2b^2 + b^4$

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