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Sariah

  • 3 years ago

Solve the problem. Find all values of k so that the given points are\sqrt {29} units apart. (-5, 5), (k, 0) Choose the right answer a. 3, 7 b. 7 c. -3, -7 d. -7

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  1. agdgdgdgwngo
    • 3 years ago
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    \[D = \sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2}\]

  2. saruz
    • 3 years ago
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    (k+5)^2 + (0-5)^2 = 29 k^2 +10k+25 +25 -29=0 k^2+10k+21 = 0 k = -3 or -7

  3. saruz
    • 3 years ago
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    so answer is c..........is it still a bad answer?

  4. Sariah
    • 3 years ago
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    I think you are right... saruz, thanks i will see.

  5. saruz
    • 3 years ago
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    ¿Por qué no haces clic en una buena respuesta, entonces?

  6. Sariah
    • 3 years ago
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    Tu hablas español?

  7. saruz
    • 3 years ago
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    No, no hablo español. Hay un pequeño truco ... estoy usando el software ... Yo no soy de España

  8. Sariah
    • 3 years ago
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    Ok, can you keep helping me some minutes more?

  9. saruz
    • 3 years ago
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    i cant say i can help but i will definitely try my best

  10. Sariah
    • 3 years ago
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    Find the value of the indicated trigonometric function of the angle θ in the figure. Give an exact answer with a rational denominator. |dw:1322552702505:dw|

  11. saruz
    • 3 years ago
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    |dw:1322552830871:dw| here b2 = h2 - p2 = 8^2 - 5^2 = 39 so b = rt(39) then tan theta = 5/rt(39) = .801

  12. saruz
    • 3 years ago
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    this question from which grade?

  13. Sariah
    • 3 years ago
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    |dw:1322552808984:dw|

  14. saruz
    • 3 years ago
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    |dw:1322553081378:dw|

  15. saruz
    • 3 years ago
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    still any doubts?

  16. Sariah
    • 3 years ago
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    is it b the right answer right then?

  17. saruz
    • 3 years ago
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    yes of course

  18. Sariah
    • 3 years ago
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    ok...

  19. Sariah
    • 3 years ago
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    Find the period \LARGE y = -2 \cos (5 \pi x + 4) |dw:1322553463273:dw|

  20. saruz
    • 3 years ago
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    what does \ means, use brackets!

  21. Sariah
    • 3 years ago
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    Find the period|dw:1322553653795:dw|

  22. saruz
    • 3 years ago
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    are u sure about the options?

  23. Sariah
    • 3 years ago
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    Find the value for the function. |dw:1322553879957:dw| Find f(-1) when

  24. Sariah
    • 3 years ago
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    Yes the options are given by the teacher,,,

  25. saruz
    • 3 years ago
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    |dw:1322554171249:dw|

  26. saruz
    • 3 years ago
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    not sure about period question

  27. Sariah
    • 3 years ago
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    ok maybe other knows...thanks in anyway

  28. saruz
    • 3 years ago
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    wels

  29. Sariah
    • 3 years ago
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    The point P on the circle X2+Y2=r2 that is also on the terminal side of an angle in standard position is given. Find the indicated trigonometric function. (-2, -1) Find . Seleccione una respuesta. a. -2 b. -\[\sqrt{5}\] c. -5 d. \[\sqrt{5}\]

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