SOLUTION: A graph shows the equation y=4√x a.how many real roots does 4√16 have? b.how many real roots does 4√-16 have? Plz give the principal root of 3√-125.. T

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Question 944813: A graph shows the equation y=4√x
a.how many real roots does 4√16 have?
b.how many real roots does 4√-16 have?
Plz give the principal root of 3√-125..
Thx for your time..

Answer by MathLover1(20849)   (Show Source): You can put this solution on YOUR website!
A graph shows the equation
a.how many real roots does have?
if => => and that is ONE real root
b.how many real roots does have?
answer is NONE, the square root of a negative number does not exist among the set of Real Numbers
=> or => or

the principal root of is because

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