3/4 + 2/3 = ? ? simplify answer fully

Karianne and lucius are analyzing a linear function on a graph. karianne says that unit rate is equal to rate of change, but that slope is calculated differently. lucius says that unit rate, rate of change, and slope are calculated the same way. who is correct? explain your answer.

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

Identify the parent function that can be used to graph the function f(x)=3(x-9)2