Posted by **reuben** on Saturday, March 1, 2008 at 8:23pm.

^440 squareroot (a+b)^440

my answer: |a+b|

add. squareroot 7a + 4 squareroot 28a^3

?

- algebra (#2 of 2) -
**drwls**, Saturday, March 1, 2008 at 10:58pm
sqrt(7a) + 4 sqrt(28a^3)

=sqrt (7a) + 4 sqrt(4a^2*7a)

=sqrt(7a) + (4*2a)sqrt*7a)

= (1 + 8a) * sqrt(7a)

- algebra (#1 of 2) -
**drwls**, Sunday, March 2, 2008 at 8:44am
The meaning of what you wrote is unclear. If you meant the 440th root of (a+b)^440, then the answer is a + b. Since this is an even-numbered power,

-a-b is also an answer.

## 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...
- algebra - ^5 squareroot of x^20 *my answer x^4 ^3 squareroot of 729/343 my ...
- 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 - I am not too sure about this problem. Can you please help me? Graph ...
- calculus - write the expression in the form bi, where b is the real number ...
- 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....