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related to: K

1. ### pigeonhole principle - prove that, if n>(m+ k −1)C( k −1)?

...xk.    So count the number of ways of dividing m into k non-zero integers.    For example, let m=4 and k =3. Think...

1 Answers · Science & Mathematics · 06/02/2020

2. ### if f(x)=5-2x+ k , and f(f( k ))=13, find the value of f(-4)?

f(x) = 5 - 2x + k f( k ) = 5 - 2k + k Hence, f( k ) = 5 - k f(f( k )) = 13 5 - 2f( k ) + k = 13 5 - 2(5 - k ) + k = 13 5 - 10 + 2k + k = 13 3k = 18 k = 6 Hence, f(x) = 5 - 2x + 6 f(x) = 11 - 2x f(-4) = 11 - 2(-4) f(-4) = 19

1 Answers · Science & Mathematics · 05/07/2020

3. ### Given f(x)=2x^4+3x^3-5x^2+3x+2, if k is a non zero real root of f(x)=0, show that 1/ k is also a root.?

f(x) = 2x⁴ + 3x³ - 5x² + 3x + 2 k is a non-zero real root of f(x) = 0 By Factor Theorem...1/ k )⁴ × [2 + 3k - 5k² + 3k³ + 2k⁴] f(1/ k ) = (1/ k )⁴ × [2k⁴ + 3k³ - 5k² + 3k + 2] f(1/ k ) = (1/ k ...

1 Answers · Science & Mathematics · 12/07/2020

4. ### determine all values of k for which k (2^x) +2^(-x)=3 has a single root.?

... we have a single root, the discriminant is 0 9 - 4k = 0 9 = 4k 9/4 = k Only one value for k that works (9/4) * 2^(x) + 2^(-x) = 3 (9/4...

2 Answers · Science & Mathematics · 25/07/2020

5. ### A 5kg block is initially at rest on a rough surface with friction coefficients μs= 0.5 and μ k = 0.2.?

... Then the (kinetic) friction force is Fk = µ k *m*g = 0.2 * 5kg * 10m/s² = 10 N ← using a nice round ...

2 Answers · Science & Mathematics · 15/12/2019

6. ### Point (-3,5) lies on a graph of y=g(x). The point maps to the point (8,14) on graph of a new function, y=f(x-h)+ k . what is the value of K ?

(h, k ) is the difference between the two points. k = 14 - 5 = 9

2 Answers · Science & Mathematics · 26/06/2020

7. ### whats meaning of O.D and K .O?

O.D. = outside diameter  K .I. = knock out

2 Answers · Entertainment & Music · 03/08/2020

8. ### What do you think about people from the U. K . ?

I find them very friendly and polite.

4 Answers · Entertainment & Music · 23/09/2020

9. ### Arrange the following five atoms in order of increasing atomic radius. (smallest first) K , As, Cs, N, F?

F < N < As < K < Cs

1 Answers · Science & Mathematics · 29/09/2020

10. ### Do you think J. K . Rowling's tweet was offensive?

It was quite witty... what set of idiots use words like  "more equal world for people who menstruate"? Only one true gender does....

7 Answers · Entertainment & Music · 08/06/2020