RT Book, Section
A1 Hall, Susan J.
SR Print(0)
ID 1154156627
T1 Basic Mathematics and Related Skills
T2 Basic Biomechanics, 8e
YR 2019
FD 2019
PB McGraw-Hill Education
PP New York, NY
SN 9781259913877
LK accessphysiotherapy.mhmedical.com/content.aspx?aid=1154156627
RD 2021/11/28
AB Negative numbers are preceded by a minus sign. Although the physical quantities used in biomechanics do not have values that are less than zero in magnitude, the minus sign is often used to indicate the direction opposite the direction regarded as positive. Therefore, it is important to recall the following rules regarding arithmetic operations involving negative numbers: