7.1: Roots And Radical Expressions

Question 1

radicand

Answer 1

number under the radical sign

Question 2

index

Answer 2

gives the degree of the root

Question 3

principal root

Answer 3

when a number has 2 real roots, the positive root is the

Question 4

nth root

Answer 4

for any real numbers a and b, and any positive integer n, if dn = b then a is the nth root of