In a certain normal distribution of scores, the mean is 50 and the standard deviation is 6. Find the z-score corresponding to a score
of 60
a -1.67
c. 1.67
b. 10.0
d 8.33

What signals you that factoring by grouping is the best method to use when factoring a problem?

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

For each polynomial, determine the degree and write the polynomial in descending order. a. –4x^2 – 12 + 11x^4 b. 2x^5 + 14 – 3x^4 + 7x + 3x^3