Select all of the coefficients in the expression. 12xy3 + 2x5y + 4x5y2 + 7x5y.
2
3
4
5
7
12

You buy five cds at a sale for $5.95 each. write an expression for the total cost of the cds.then use the distributive property and mental math to evaluate the expression.

Which answer choice is it? is it the first ,second,third or fourth giving 40 points for whoever answers correctly you

The ages of personnel in the accounting department of a large company are normally distributed with a standard deviation of 7 years. there is a 0.02275 probability that the age of any randomly chosen person in the department is less than 22 and 0.15866 probabilty that the age of any randomly chosen person is greater than 43. what is the mean of this distribution?