15. Use the Principal of Inclusion-Exclusion to determine the number of many ways to distribute 50 distinct teddy bears into 20 distinct boxes so that none of the boxes are empty. You can assume that all of the teddy bears fit into each of the boxes. Express your final answer as a summation using summation notation.

Q: If x , y and z are real numbers, find the relative roundoff error in computing the sum x + y + z on…

A:

Q: Three men and three women are to be seated in a row of chairs numbered 1 through 6. (a) How many…

A: When n people are arranged in a line it can be arranged by n!

Q: 4 S x² dx

A: Right hand sum formula I = ∆x( f( x1 ) + f( x2 ) + .... ) where x0 , x1 , x2 , ......

Q: Compute 1. each of the following sums.

A:

Q: Write the sum  e?/4 + e?/5 + e?/6 + ... + e?/n  in summation notation in terms of  k.   n…

A:

Q: (c) Use a calculator to verify that S. `x = 60, Sx² = 954, ) y = 640, y² = 91,850, and xy = 9,180.…

A: Correlation coefficient : r=n(∑xy)-(∑x)(∑y)[ n∑x2-(∑x)2 ] [ n∑y2-(∑y)2 ]

Q: 2. Write the following sums in summation notation: (a) 17+ 15 + 13+11 +9+7+5, (b) 4+8+ 16+ 32 + 64 +…

A:

Q: A set of n = 8 ordered pairs has the following sums.     x     = 111     x2     = 1,869     y     =…

A:

Q: Write the closed form of the summation as a polynomial in n. 1. 3i + 3

A:

Q: The partial sum - 2 + (– 8) + (– 32) + + ( – 512) equals

A:

Q: # 33 Find the sum of the first 100 even non-zero whole numbers.

A:

Q: The summation notation is not correct.

A:

Q: Is the summantion total 76 ?

A: Yes the sum totals to 76

Q: 30 > 2x + 3

A:

Q: Use the summation notation to rewrite the following expression. 7 (7 − 1³) − (7 − 2³) + (7 − 3³) −…

A:

Q: 7. Suppose you have 60 pennies arranged into 12 stacks with 5 pennies in each stack. The 12 stacks…

A:

Q: Write using summation notation:(> ) 4 5 + 3! 4! 5! 6 13 3. +· (12)!

A:

Q: summation. How does it differ from regular summation?

A: