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  1. ...cross-product fact for unit vectors] Combine those with the property that U x V = - (V x U) for any vectors U, V...

    1 Answers · Science & Mathematics · 14/05/2020

  2. D is wrong because i x (-j) = -k, not k. The products i x (i+j) ≠ i x (i - j) so the example cannot be used to justify the conjecture that u x v = u x w if u = i, v = i+j, and v = i-j

    1 Answers · Science & Mathematics · 18/05/2020

  3. This is just like a little function to find the term: u[n] = 3^(n-1) Plug in n=4: u[4] = 3^(4-1) u[4] = 3^3 u[4] = 27 ...

    2 Answers · Science & Mathematics · 22/04/2020

  4. ...all 6 unbroken) + P(1 broken, 5 unbroken) B = broken, U = unbroken _______________ Probability P(all 6 unbroken) is: P...

    1 Answers · Science & Mathematics · 14/04/2020

  5. v = sin (u² - 1) & ........(1) u=√(x² + 1) then    u²  =  (x² + 1) from (1)   v  =   sin...

    3 Answers · Science & Mathematics · 05/04/2020

  6. Interpreting "U" as a Union operator, AUBUCUD would be equivalent to A and...

    3 Answers · Science & Mathematics · 28/03/2020

  7. ... : f(x,y) = 5x + y on the ellipse x^2 + 36y^2 = 1.    Let 6y = u. So  f(x,u) = 5x + (1/6)u on the unit circle x^2 + u^2 = 1.    Let...

    2 Answers · Science & Mathematics · 10/03/2020

  8. ... through the point A (1 ; - 1) The function y looks like (u/v), so the derivative looks like: [(u'.v) - (v'.u)]/v² → where...

    4 Answers · Science & Mathematics · 27/02/2020

  9. go over ur notes to study for upcoming math test, work on the math problems. get a tutor to help u study.

    4 Answers · Science & Mathematics · 21/02/2020

  10. ...dx. The integral of x*sqrt(9-x^2) is easy by substituting u = 9-x^2. The integral of 4*sqrt(9-x^2) should be done by ...

    1 Answers · Science & Mathematics · 05/02/2020

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