dbostic7697 dbostic7697

01-11-2017
Mathematics

contestada

If seven integers are selected from the first 12 negative integers, how many pairs of these integers will have a sum of −13?

Respuesta :

sqdancefan sqdancefan

08-12-2018

Answer:

At least 1, possibly as many as 3.

Step-by-step explanation:

There are 6 pairs of integers among those from -1 to -12 that will sum to -13. If you choose 7 integers, you may only choose one pair, or you may choose as many as three pairs.

One to three pairs will sum to -13.

Answer Link

Otras preguntas

What is it that comes with me wherever I go?answer with intelligence.

There are 50 teenagers at a swim meet. The ratio of locals to out-of-town participants is 2:3. How many teenagers travelled from out-of-town to the swim meet?

PLEASE HELP WITH BOTH OF THESE ASAP!

Describe a very morning on way to school

HELPPPP OPTIONS ARE A B C OR NONE OF THE ABOVE

Order: NS 1,500 ml over 15 h. After 6 hours 1,200 ml remain in the bag. The facility policy indicates that flow rate adjustments may not exceed 25% of the origi

10-5x=3(x-4)-2(x+7)-------

Two solid spheres have surface areas of 1441 cm? and 2567 cm² respectively. They are melted and recast to form a larger sphere. Find the surface area of the lar

Determine what type of model best fits the given situation: A. linear B. exponential O c. quadratic D. none of these Reset Selection

The table of values represents a linear function g(x), where x is the number of days that have passed and g(x) is the balance in the bank account: x g(x) 0 $1,5