Add.
–49.63 + 21.52
a. –71.15
b. –28.11
c. 28.11
d. 71.15

2÷6+1/2 to the second power plus one

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

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?