What are the vertices of d15

The long jump record, in feet, at a particular school can be modeled by f(x) = 19.6 + 2.5ln(x + 1) where x is the number of years since records began to be kept at the school. what is the record for the long jump 11 years after record started being kept? round your answer to the nearest tenth.

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4