Find parametric equations for the tangent line to the given curve at the point (43,352,312). The curve and the tangent line must have the same velocity vector at this point.

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

X/y + 4y/x divided by x/y - 2y/x explain as in depth as you can how you simplfied the fractions. i don't know where to start on this : /

Find a conversion factor between square centimeters and square meters. write it in three forms. square centimeters = 1 square meter