When would it be best to use INSPECTION when solving a system of equations? When would it be best to use ELIMINATION when solving a system of equations?

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

Peter applied to an accounting firm and a consulting firm. he knows that 30% of similarly qualified applicants receive job offers from the accounting firm, while only 20% of similarly qualified applicants receive job offers from the consulting firm. assume that receiving an offer from one firm is independent of receiving an offer from the other. what is the probability that both firms offer peter a job?

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?