Do I just plug in the numbers? How come most pairs make it not true?

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

Afunction, f(x), represents the height of a plant x months after being planted. students measure and record the height on a monthly basis. select the appropriate domain for this situation. a. the set of all positive real numbers b. the set of all integers oc. the set of all positive integers od. the set of all real numbers reset next

Manuela solved the equation below. what is the solution to manuela’s equation?