Input a number and find the square root only if the number entered is greater than or equal to zero.

What is one reason why indoor air pollution has become an increasing problem.

Where can page numbers appear? check all that apply. in the header inside tables in the footer at the bottom of columns at the top of columns

Technician a says that a new replacement part is always good. technician b says that sometimes recent repair work will be the cause of a complaint. who is correct? a. both technicians a and b b. technician a c. technician b d. neither technician a nor b