Determine the quotient (7.7×10-2)÷(2.2×10-2). write your answer in scientific notation

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee,f, for a single job is a function of the number,t, of hours it takes him to complete the job. write the function's formula.

Which number produces an irrational number multiplied by 1/3

Use pascal's triangle to find the missing values. x4 - 4xb + 6x2 - ax + 1