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  1. K

    Energy question

    Please help
  2. K

    Financial maths into question

    John bought a TV for $3250. He paid a 10% deposit and made monthly repayments of $96 for 3 years. What annual flat rate of interest was John charged?
  3. K

    Financial maths question please show all working

    John bought a TV for $3250. He paid a 10% deposit and made monthly repayments of $96 for 3 years. What annual flat rate of interest was John charged?
  4. K

    Area of a region

    Draw a sketch of the curve f (x) = 3 cos x and the curve g(x) = sin 2x in the domain 0 less than and equal to x less than and equal to pi. and then find the area of the region bounded by the curve f(x) = 3 cos x and the curve g (x) = sin 2x in the given domain.
  5. K

    Please help

    A percussionist is experimenting with designs for a xylophone. It is to be symmterical in shape. The shortest woden bar is to be 10cm long and the consecutive bars will differ in length by b cm. The total length of all the wooden bars is S cm. Let the number of wooden bars be 2n+1. i)...
  6. K

    Please help with the following trial questions

  7. K

    Trial past paper please help

  8. K

    Past trial hsc papers

    Anyone willing to choose a question or as many as they want and write the solution so I can that my working out is correct. https://imgur.com/gallery/KbClGdu Thanks
  9. K

    Please help with these probability questions

    1) there are two white and three black discs in a bag. two players A and B are playing a game in which they draw a disc from the bag and then replace it. player A must draw a white disc to win and player b must draw a black disx. player a goes first. find the probability that A) player b wins...
  10. K

    Probability question please help

    Shadia has invented a game for one person. she throws two dice repeatedly until the sum of the two numbers shown is either six or eight. if the sum is six, she wins. if the sum is eight, she loses. if the sum is any other number, she continues to throw until the sum is six or eight. calculate...
  11. K

    Would anyone check my solutions to a few probability questions

    https://imgur.com/gallery/w3DX7QV Please can you check through my solutions and see what mistakes I’m making. I must admit 17b I had no clue
  12. K

    Can someone please help

    https://imgur.com/gallery/8vDutDY Can someone please help with Q19, Q7b,c,d and Q8c i and ii Please show all working Thanks in advance
  13. K

    Series and sequences

    one sunday,120 days before christmas, franksworth store publishes an advertismenr saying 120 shopping days until christmas. fraksworth subsequently published similar advertisments every Sunday until christmas. A) how many times does franksworth advertise? B) find the sum of numbers of days...
  14. K

    Series please can someone do 10b

  15. K

    Sequences and series questions please help

  16. K

    Find the area please help showing all working

    Find the exact area bounded by the curve y=2 cos x, the x axis, the y axis and the line x=Pi/3
  17. K

    Can someone help with this question finding the area of minor segment

  18. K

    Could someone please mark and correct my solutions to past paper

  19. K

    Please someone could you mark and correct my solutions if I made a mistake

  20. K

    Anyone willing to mark and correct my solutions please please