What is the orthocenter of a triangle with a vertices (-2,1), (3,4), (-3,4)

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

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

The weekly revenue for a company is r = 3p^2 + 60p + 1060, where p is the price of the company's product. what price will result in a revenue of $1200.