Today only, a table is being sold at a 15% discount. The sale price is $442. What is was the price yesterday?

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

Use order of operations to solve. (24 divided 3) + 3.5 + 3 power of 3