Recent content by fire and ice

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    pre 1995 hsc mathematics extension 2 paper

    Do anyone know where to find answers for pre-1995 hsc mathematics extension 2 papers? Thanks
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    Suggestion on extension 1 textbook?

    cambridge is good as it is challenging and can help with HSC. You can purchase them online or any bookstores like Dymocks.
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    Proability

    Hey guys, can anyone do these question for me A tank contain 20 tagged fish and 80 untagged fish. On each day, four fish are selected at random, and after nothing whether they are tagged or untagged, they are returned to the tank. Answer the following to 3 sig fig. What is the proaability...
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    trig identities

    can't u add up the sin(5x) +sin (3x)
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    Permutations and combinations

    Hey guys, Can you please help me with this question By considering its prime factorisation, find the number of positive divisors of 315000 The answer is 120
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    Permutations and combinations

    thanks for all the help
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    Permutations and combinations

    Hey guys, I need help with this question A die fits perfectly into a cubical box. How many ways are there of putting the die into the box? The answer is 24. I don't know how to get the answer Help please.
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    Permutations and combinations

    Thank you, it makes so much sense now
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    Permutations and combinations

    wait the answer was 30, my mistake. I'm very sorry superSAIyan2
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    Permutations and combinations

    It was from the textbook cambridge yr 12
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    Permutations and combinations

    Hey guys, Does anyone know how to do this question 'The six faces of a number of identical cubes are painted in six distinct colors. How many different cubes can be formed?' The answer is 120 but i don't know how to get 120. Any help is appreciated.
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