Simplify the given expression tan a +cot a

which  best  describes the transformation from the graph of  f(x) =  x2  to the graph of  f(x) = (x  – 3)2  – 1?   left 3 units, down 1 unitleft 3 units, up 1 unitright 3 units, down 1 unit  right 3 units, up 1 unit

In a school 2/3 of the students study a language of those who study a language 2/5 study french

What is the equation of a vertical line passing through the point (−5, −1)? y = −5 y = −1 x = −5 x = −1