Which statement best describes why there is no real solution to the quadratic equation y = x2 - 6x + 13?
the value of (-6)2 - 4 • 1 • 13 is a perfect square.
the value of (-6)2 - 4 • 1 • 13 is equal to zero.
the value of (-6)2 - 4 • 1 • 13 is negative.
the value of (-6)2 - 4 • 1 • 13 is positive

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%

Reagan lives five miles farther from school than vanessa lives. write an expression to describe how far reagan lives from school

Tim has obtained a 3/27 balloon mortgage. after the initial period, he decided to refinance the balloon payment with a new 30-year mortgage. how many years will he be paying for his mortgage in total?