2.1 FACTORIZATION OF EXPRESSIONS
All Questions
Factorization of a <sup>4<sup> - 1 is =
a)
<math><mfenced><mrow><mi>a</mi><mo>-</mo><mn>1</mn></mrow></mfenced><mfenced><mrow><mi>a</mi><mo>+</mo><mn>1</mn></mrow></mfenced><mfenced><mrow><msup><mi>a</mi><mn>2</mn></msup><mo>+</mo><mn>1</mn></mrow></mfenced></math>
b)
<math><mfenced><mrow><mi>a</mi><mo>-</mo><mn>1</mn></mrow></mfenced><mfenced><mrow><msup><mi>a</mi><mn>2</mn></msup><mo>+</mo><mn>1</mn></mrow></mfenced></math>
c)
<math><mfenced><mrow><mi>a</mi><mo>+</mo><mn>1</mn></mrow></mfenced><mfenced><mrow><msup><mi>a</mi><mn>2</mn></msup><mo> </mo><mo>-</mo><mo> </mo><mn>1</mn></mrow></mfenced></math>
d)
<math><mfenced><mrow><msup><mi>a</mi><mn>2</mn></msup><mo> </mo><mo>+</mo><mo> </mo><mn>1</mn></mrow></mfenced><mo>(</mo><mi>a</mi><mo> </mo><mo>+</mo><mo> </mo><mn>1</mn><mo>)</mo></math>
Check
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