Monday

December 22, 2014

December 22, 2014

Posted by **michele** on Saturday, April 9, 2011 at 1:07pm.

f(x) = sqrt x + sqrt(4 - x^2) ?

- math -
**Anonymous**, Saturday, April 9, 2011 at 11:57pmsqroot(x)>=0

and

4-x^2>=0

4>=x^2

x>=-2 x<2

Negative numbers does not have a position on the number line.So:

Domain of

f(x)= sqrt(x) + sqrt(4 - x^2)

[-0,2]

**Answer this Question**

**Related Questions**

math,algebra,help - Directions are simplify by combining like terms. x radiacal ...

Math Help please!! - Could someone show me how to solve these problems step by ...

Math - f(x)= 4-x^2 and g(x)= sqrt (x) find the implied domain of fg(x) fg(x)= f(...

is this correct?- math - find the domain of the real valued function; f(x) = ...

Math(Roots) - sqrt(24) *I don't really get this stuff.Can somebody please help ...

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 calculus please help! - l = lim as x approaches 0 of x/(the square root of...

Inequality - When I solve the inquality 2x^2 - 6 < 0, I get x < + or - ...

CALCULUS. Check my answers, please! :) - The domain of f(x)=(1)/(sqrt(x^2-6x-7...