Without solving the equation 5x2+13x−6=0 find the sum of the squares of its roots

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

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?