Which two equations would be most appropriately solved by using the quadratic formula? Select each correct answer. (x+8)(x+9)=0
(x-3)^2=36
5x^2+7x=15
0.25x^2+0.8x-8=0​

The number of nails of a given length is normally distributed with a mean length of 5.00 in, and a standard deviation of 0.03 in. find the number of nails in a bag of 120 that are less than 4.94 in. long.

The american academy of pediatrics wants to conduct a survey of recently graduated family practitioners to assess why they did not choose pediatrics for their specialization. provide a definition of the population, suggest a sampling frame, and indicate the appropriate sampling unit.

If chord ab is congruent to chord cd, then what must be true about ef and eg?