Question

1-cot45°×cot45°÷1-sin90°×sin90°=

Answer 1

1-cot45°×cot45°÷1-sin90°×sin90°

=1+1×1/1-1×1

=2/0

=$\color{red}\huge\bold\star\underline\mathcal{=Not defined}\star$

Answer 2

Answer:

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Step-by-step explanation:

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