noah506 noah506

03-09-2022
Mathematics

contestada

Given n(J) = 255, n(K) = 186 and n(J ∪ K) = 429, find n(J ∩ K).

Respuesta :

Medunno13 Medunno13

03-09-2022

Answer:

12

Step-by-step explanation:

[tex]n(J \cap K)=n(J)+n(K)-n(J \cup K) \\ \\ =255+186-429 \\ \\ =12[/tex]

Answer Link

Otras preguntas

Two dogs, Rufus and Daisy, are eating dinner. The amount of food (measured in grams) and Rufus's bowl after t minutes is R(t) = 450-150t, and the amount of food

Need help please! Be a helpful person

? Answer the question below. Type your response in the space provided. Polygon ABCDE rotates 52º about the origin to create polygon A′B′C′D′E′. If º , what is

For a certain frozen pizza, as the cost goes from $2 to $4, the demand can be modeled by the formula y = -10x2 + 60x + 180, where x represents the cost and y re

The dishes have been sorted into cups and plates. The number of plates is four less than two times the number of cups. The dishes are 60% plates. How many cups

Please solve for b and select the correct answer from below.

Alberto lee (reads) un libro la cafetería el estadio la biblioteca el salón de clase el auditorio

Which one is better EBAY or AMAZON + why? BRAINLIEST WILL BE GIVEN

Tommy will spend start fraction, 1/5 of his time this weekend studying for his 4 final exams. What fraction of the weekend will he spend studying for each of hi

Tomas learned that the product of the polynomials (a + b)(a2 – ab + b2) was a special pattern that would result in a sum of cubes, a3 + b3. His teacher put four