What is the definition of a circle? a circle is a plane figure with no straight sides. a circle is a point and all the points in a plane that are the same distance from it. a circle is the set of all points in a plane that are a given distance from a given line segment. a circle is the set of all points in a plane that are the same distance from a fixed point called the center.

What is 74 round to the nearest ten

Researchers are conducting experiments to determine the role of alcohol in the development of depression. after the study is complete, they determine that the relative risk of developing depression is 1.55 with a 95 % ci of 1.2 -1.9. each group is then divided into nonsmokers and smokers. the relative risk for the nonsmokers is 1.12 with a 95% ci of 0.87-1.37. the relative risk for the smokers is 1.7 with a 95 % cl of 1.5-1.9. what type of bias may affect this study? a. procedure bias b. recall bias c. selection bias d. confounding e. lead-time bias

1.multiply and simplify if possible. √7x (√x − 7√7) 2. what is the simplest form of the radical expression? 33√2a−63√2a