Posted by **reuben** on Saturday, March 1, 2008 at 8:12pm.

^5 squareroot of x^20

*my answer x^4

^3 squareroot of 729/343

my answer: couldnt figure it out

use rational exponents to write ^3 squareroot of x * ^5 squareroot of 4x

my answer: ^15 squareroot 4x^8

- algebra -
**No name**, Saturday, March 1, 2008 at 9:34pm
^3squareroot of 729/343

you can use your calculator to figure this out and you will get 9/7.

the last one, i will use a for x, and x for multiply

if i use exponent for this, i will have x^1/3.(4x)^1/5

then x^1/3.4^1/5.x^1/5

= x^8/15.4^1/5

=x^8/15.4^3/15

= ^15squareroot of 4^3.x^8

:)

## Answer this Question

## Related Questions

- Algebra - I need some help figuring these. Compute each product and simplify ...
- Algebra - I need some help figuring these. Compute each product and simplify the...
- calculus - write the expression in the form bi, where b is the real number ...
- Algebra - I am not too sure about this problem. Can you please help me? Graph ...
- math - Classify each statement as sometimes, always, or never true. A. 2^(2/3)*4...
- math 11 review - A couple of extra practice questions I can't remember how to do...
- algebra - ^440 squareroot (a+b)^440 my answer: |a+b| add. squareroot 7a + 4 ...
- Geometry - Determine whether the triple of numbers can be the sides of a right ...
- Algebra2 - Simplify: 1.SquareRoot(-144) 2.SquareRoot(-64x^4) 3.SquareRoot(-13)*...
- math - solve the equation 1. squareroot of 2x+1+4=3 2.x= squareroot of 12-x 3....