SOLUTION: I do not understand the problem at all. My teacher gave us the answers to check our work. I am pretty sure I did this right but my answer is different from hers and I don't know wh

Question 67478This question is from textbook Algebra and Trigonometry Structure and Method Book 2
: I do not understand the problem at all. My teacher gave us the answers to check our work. I am pretty sure I did this right but my answer is different from hers and I don't know why.
We are doing properties of radicals.
Evaluate the following radicals if x=4, y=3, and z=8.
52. cube root of (xz) to the -1 power.
Her answer was 2/4 to the cube root. This question is from textbook Algebra and Trigonometry Structure and Method Book 2

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Evaluate the following radicals if x=4, y=3, and z=8
-------------------
cube root of (xz) to the -1 power.
Her answer was 2/4 to the cube root.
---------------
[ (xz)^(-1]^(1/3)
=(xz)^(-1/3)
=(32)^(-1/3)
= (1/32)^(1/3)
=(1/2)(1/4)^(1/3)
=(1/2) times the cube root of (1/4)
Cheers,
Stan H.
RELATED QUESTIONS
I am stuck on a problem. My algebra teacher told us that we have to check it and show all (answered by Alan3354)

Hi I need help with a few math problems. I was sick when the teacher gave us the lesson.... (answered by jim_thompson5910)

Hi there! I just started highschool at a collegiate school. I am so thankful I got in,... (answered by Alan3354,ikleyn)

ok here is my problem me and my friend michael have the whole problem solved, we would... (answered by stanbon)

graph the equation 6x+6y=30 by finding the intercepts. My teacher has given us the... (answered by rfer,mananth)

How would this problem be completed? The three angles in a triangle measure 8b, b+20, (answered by josgarithmetic,MathTherapy)

"Sighting the top of a pyramid, a surveyor measured the angle of elevation to be 24... (answered by josgarithmetic)

I really don't understand how to even begin this problem and I am not sure if this is... (answered by stanbon,checkley77,Earlsdon)

The teacher gave a worksheet that had several problems on it but two that... (answered by Earlsdon)