Question

21/20×21/20-1 factorise

Answer 1

Answer:

1/400

Step-by-step explanation:

21/20×21/20-1

441/400-1

1/400

I hope it helps you...❤

Answer 2

Answer:

Step-by-step explanation:

21/20×21/20-1

= 21×21/20×20-1

=441/400-1

By equalizing denominator

441/400-400/400

441-400/400

41/400

Hope this will help you

Thank you

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