Please help me to solve this exercise in detail

Evaluate the integral. (sec2(t) i t(t2 1)8 j t7 ln(t) k) dt

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

Explain how you could use the interactive table to tell if sets of points are on the same line. math 8