Posted by **anthony** on Thursday, June 24, 2010 at 4:07pm.

Simplify: sqrt (21) (sqrt(7) + sqrt(3))

a) 7 sqrt (3) + 3 sqrt(7)

b) 7 sqrt(3) + sqrt (3)

c) sqrt (210)

d) sqrt (147) + sqrt (63)''.

a

## Answer this Question

## Related Questions

- Math Help please!! - Could someone show me how to solve these problems step by ...
- math,algebra,help - Directions are simplify by combining like terms. x radiacal ...
- Math - How do you find a square root of a number that's not a perfect square? I'...
- Mathematics - sqrt 6 * sqrt 8 also sqrt 7 * sqrt 5 6.92820323 and 5.916079783 So...
- Math(Roots) - sqrt(24) *I don't really get this stuff.Can somebody please help ...
- Inequality - When I solve the inquality 2x^2 - 6 < 0, I get x < + or - ...
- algebra - simplify: square root of 5 + square root of 20 - square root of 27 + ...
- math calculus please help! - l = lim as x approaches 0 of x/(the square root of...
- Math/Calculus - Solve the initial-value problem. Am I using the wrong value for ...
- Calculus - Please look at my work below: Solve the initial-value problem. y'' + ...

More Related Questions