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1. ### K Blade Tour or K pro Tour?

Definitely the K Blade Tour, even though my instructor ...an ease for you to wrist snap on your serves. K Pro is also very head light but its ...

3 Answers · Sports · 07/12/2008

2. ### k ^2 - 3K + 5 =0. Determine the...?

You could solve k ^2 - 3k + 5 = 0 and plug the two solutions into the second expression... for k . You can, however, use the original equation to simplify the k ^4 expression: k ^4 - 6k^3 + 9k^2 - 7 k ^2( k ^2 - 6k + 9) - 7 k ^2( k ^2 - 3k - 3k...

4 Answers · Science & Mathematics · 26/11/2008

3. ### I( k ,n) = INT x^ k * (lnx)^n dx?

∫x^ k * (lnx)^n dx is worked out by parts u = (lnx)^n, and dv/dx = x^ k then du/dx = (n/x)* (lnx)^n-1 , v = x^( k +1 / k +1 so S( k ,n) = (lnx...

2 Answers · Science & Mathematics · 07/06/2007

4. ### How can the answer also be 3 > k if k > 3? (quadratics)?

( k - 1)x² - ( k + 1)x + 2 = 0 first off, notice that k <> 1 because... linear and can have only 1 solution now, proceed as you did until: ( k - 3)² > 0 k > 0 ← this step is not justified...

1 Answers · Science & Mathematics · 02/04/2011

5. ### What is the value of k ?

...quot;Thanks". Anyway... = = = = = = = = = = = = = = = = = = y = x² + ( k + 2)x + 2k + 1 If the curve touch the x-axis, then y must be nil: y = 0 ...

3 Answers · Science & Mathematics · 17/09/2013

6. ### Let k represent some unknown number between -4 and -5. Locate between two consecutive integers the following.?

-5 < k < -4 (a) Multiply all three parts by -1. ...the inequalities: 5 > - k > 4 or equivalently 4 < - k < 5 - k is between 4 and 5. (b) Add 5 to all three...

1 Answers · Science & Mathematics · 27/12/2013

7. ### an=sum k =0 to k =n from 10 (- k ^2).The limit of this sequence belongs to the set a)Q b) [-1,0) c) R/Q?

a(n) = Σ( k = 0 to ∞) 10^(- k ^2) is irrational (choice C, assuming you mean...bit more, showing that it is transcendental. Let p(n) = Σ( k = 0 to n) 10^(n - k ^2) and q(n) = 10^n. Then, |Σ( k = 0 to ∞) 10...

2 Answers · Science & Mathematics · 13/04/2013

8. ### Find the value of k in the expression (quadratic equation)?

k for the expression kx² + 3kx + 9 which is a positive definite b^2 - 4ac =>0 (3k)^2 - 4 * k *9 = >0 9k^2 - 36 k = > 0 9k ( k -4) => 0 k =0 ; k = >4 or k ...

4 Answers · Science & Mathematics · 19/04/2013

9. ### Calculate the derivative of k ?

derivative of k (x)=20(2x+5)^8*(4x+1) TO THE SMART GUY THAT... A "BAD ANSWER" Using the chain rule: k '(x)=4(5+2x)^9 + 4x*9(5+2x)^8 *2 =4(5+2x)^9 + 72x(5+2x)^8 Putting...

5 Answers · Science & Mathematics · 12/03/2007

10. ### Find k such that f(x)= x^3 - kx^2 + kx +8 has the factor of x-4.?

synthetic division 4 | 1 - k k 8 ---------------- .....1 4 | 1.. - k ....... k ............ 8 ...____4____4(4- k )_____4[ k +4(4- k )] .....1.. 4- k .... k +4(4- k )....0 According to last column, 8 + 4[ k +4(4- k )] = 0 4[ k +4(4- k )] = -8 4k + 16(4 - k ) = -8 4k + 64 - 16k = -8 -12k = -72...

1 Answers · Science & Mathematics · 09/11/2012

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