What is the values of a A, b,c from the general form of the equation (2x+1)(x-2)=0

Two rigid transformations are used to map abc to qrs. the first is a translation of vertex b to vertex r. what is the second transformation? a reflection across the line containing ab a rotation about point b a reflection across the line containing cb a rotation about point c

Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply