Chesley 2020-11-09

### Use proof by Contradiction to prove that the sum of an irrational number and a rational number is irrational.

Annette Arroyo 2020-11-09

Yulia 2020-11-08

### A bakery owner offered a 20% discount on a dozen cupcakes. The amount of the discount is 4.25\$. What is the regular price of a dozen cupcakes?

sagnuhh 2020-11-03

### Let the universal set the set of R of all real numbers and Let a:find $A\cup B$ b:Find $A\cap B$ c:Find ${A}^{c}$

Brennan Flores 2020-10-28

### a. In how many ways can the letters in the word CARLETON be arranged so that it contains either CA or AC as sub-words?

Kyran Hudson 2020-10-27

### At a High school, 70% of the seniors have taken an advance calculus course. Of those who have taken Advanced Calculus, 60% will apply for a Pre-Health science major when they apply for college admission. Of those who have not taken advanced calculus, 40% will apply for a Pre-Health science major when they apply for college admission. A senior is selected at random. What is the probability that the senior have taken advanced calculus, given that the senior will apply for a pre-health science major?

foass77W 2020-10-21