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anonymous

  • 4 years ago

please help on this math question !

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  1. anonymous
    • 4 years ago
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  2. anonymous
    • 4 years ago
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    Question number 6 confuses me

  3. anonymous
    • 4 years ago
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    http://www.haeseandharris.co.nz/nz/samples/nz11_12.pdf can you also help me on question 2 page 214. the website has the textbook with the picture

  4. anonymous
    • 4 years ago
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    point (3,a) means a = y coordinate at this point so you get a right angled triangle as in drawing:

  5. anonymous
    • 4 years ago
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    sorry i meant page number 327

  6. anonymous
    • 4 years ago
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    how would i solve for it?

  7. anonymous
    • 4 years ago
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    |dw:1327617711449:dw|

  8. anonymous
    • 4 years ago
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    by pythagoras a^2 = 5^2 - 3^2 = 16 so a = 4

  9. ksaimouli
    • 4 years ago
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    jimmrey after u are done with this question help me

  10. anonymous
    • 4 years ago
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    second part of q 6: gradient of AP = 4 / (3--5) = 4/8 = 1/2 ..... BP = 4 / (3-5) = -2

  11. anonymous
    • 4 years ago
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    i have a question also from the website

  12. anonymous
    • 4 years ago
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    http://www.haeseandharris.co.nz/nz/samples/nz11_12.pdf page 327 question number 2a

  13. anonymous
    • 4 years ago
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    and 2c

  14. anonymous
    • 4 years ago
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    6 c : - ANGLE APB = right angle because gradient of BP * AP = -1

  15. anonymous
    • 4 years ago
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    2a average speed = distance/time 920 / 11 = 83.6

  16. anonymous
    • 4 years ago
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    oh alright how about question 3

  17. anonymous
    • 4 years ago
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    3c part ii

  18. anonymous
    • 4 years ago
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    and 2c

  19. anonymous
    • 4 years ago
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    2c greatest average speed is where the graph is steepest can u identify this?

  20. anonymous
    • 4 years ago
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    CD

  21. anonymous
    • 4 years ago
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    no - take a closer look - its BC

  22. anonymous
    • 4 years ago
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    how so?

  23. anonymous
    • 4 years ago
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    right?

  24. anonymous
    • 4 years ago
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    just look at it -the line joining B and C is steeper than AB or CD or OA

  25. anonymous
    • 4 years ago
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    ohh alright got it.

  26. anonymous
    • 4 years ago
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    how's the weather in new zealand?

  27. anonymous
    • 4 years ago
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    summer is there now right

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