Please helpp will make right answer brianlyist

Which polynomial function has x intercepts -1, 0, and 2 and passes through the point (1, -6)

Is the square root of 4 plus the square root of 16 rational?

22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!