Win (Alvin)'s answer to crisis's Secondary 3 E Maths question.

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Win (Alvin)
Win (alvin)'s answer
21 answers (Tutor Details)
1st
First step
- Numerator >flip the fraction and will result the change sign in power.
- Denominator> addition or subtraction of powers as they have same base. Addition for multiply and subtraction for division.

Second step
- Numerator> Get the common denominator.
- Denominator> Add powers.
Combine top denominator and bottom denominator.

Third step
-Numerator> Factor out common terms.
-Denominator> addition and subtraction of powers.
Cancelling of bases.

Answer

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