Find the area of a regular hexagon with radius length 6 cm. If necessary, write your answer in simplified radical form.​

Find the domain of the following expression: 1/(√x)-2

What would be the reasons for lines 3 and 4? a. addition property; subtraction property b. addition property; solve c. substitution property; subtraction property d. substitution property; prove

Which number can each term of the equation be multiplied by to eliminate the decimals before solving? 5.6j- 0.12=4+1.1j