Centuries: 9th century - 10th century - 11th century
Decades: 900s 910s 920s 930s 940s - 950s - 960s 970s 980s 990s 1000s
Years: 945 946 947 948 949 - 950 - 951 952 953 954 955
Births
Deaths
... are also called the roots of the equation. The formula reads <math> x=\frac{-b \pm \sqrt {b^2-4ac}}{2a} </math> The term b2 – 4ac is called ...