What is the domain for the following function? y=4/x^2+1
O A. (all rcal numbers
O B. (x+3)
O c. (x+0)
OD. (x+-3)

Can someone me with this problem . show your work .

Lv beethoven software supplies customized software to a managed healthcare system. lv beethoven software's costs for the software is $1,723,000. lv beethoven software sells the software to the healthcare system for $3,816,981.10. overhead expenses are estimated at 47% of the selling price. what is lv beethoven software's net profit to the nearest dollar?

50 points~ ! i have to turn this in tomarrow