There are 10 rolls of film in a box and 3 are defective. two rolls are selected without replacement. what is the probability of selecting a defective roll followed by another defective roll?

Which of the following is true for the relation f(x)=2x^2+1

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?

Manuela claims that and are congruent. which statement best describes her claim? she is incorrect because the segments do not have the same orientation. she is incorrect because the segments do not have the same length. she is correct because the segments have the same length. she is correct because the segments have the same orientation.