Interventional radiology. Interventional radiology (IR), sometimes known as vascular and interventional radiology (VIR), is a medical sub-specialty which provides minimally invasive image-guided diagnosis and treatment of disease.
Report Abuse. 3*(2)^(1/3) In words, 3 times the third root of 2. Divide 54 by 27 (which is 3 cubed), giving 2 inside the radical and 3 outside.... ... Â· 5 years ago.*(2)^(1/3) In words, 3 times the third root of 2. Divide 54 by 27 (which is 3 cubed), giving 2 inside the radical and 3 outside. ... ... Â· 5 years ago.
1 The root number (3) is the denominator. 2  The power (1) is the numerator. 3  Exponential form 4  =. The root number (7) is the denominator. 5  The power (2) is the numerator. 6  Exponential form 7  =. The root number (5) is the denominator. 8  The power (1) is the numerator. ( 9 8y) is the base.