She also tried to get to know the teachers in the school she found out there there are seven departments and the school and each department has 20 teachers write an equation showing how many teachers are there in total

Find parametric equations for the line tangent to the curve of intersection of the surfaces at the given point. surfaces: xsquared2plus+2yplus+2zequals=1212 yequals=33 point: left parenthesis 1 comma 3 comma five halves right parenthesis

Ineed with number 6 , explain how to get 1978

The angle of elevation from point a to the top of a cliff is 38 degrees . if point a is 80 feet from the base of the cliff , how high is the cliff ?