How many even numbers can be formed from the digits 1,2,3,4,5?

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?