Mathematics: If f(x)= 2x^2+5sqrt(x-2), complete the following statement: the domain for f(x) is all real numbers than or equal to 2. (fill in the blank)

If f(x)= 2x^2+5sqrt(x-2), complete the following

Ответ:

juanitarodrigue

15.03.2022

Greater.

Step-by-step explanation:

The in the function $f(x)=2x^2+5\sqrt{x-2}$ , the square root term $\sqrt{x-2}$ has to give a real number if f(x) is to be real. This can only happen if $x\geq 2$ because if then $\sqrt{x-2}$ will give a complex number and therefore f(x) will not be real.