The equation of circle a is x2 + y2 + cx + dy + e = 0. if the circle is moved horizontally to the left of the y-axis without changing the radius, how are the coefficients c and d affected? c and d are unchanged. c becomes positive, and d is unchanged. c becomes negative, and d is unchanged. c becomes negative, and d becomes positive.

Agroup leader is speaking to his group about the need to increase productivity. in order to avoid offending the group members, he is being vague and indirect. his comments are met with confused looks. which area of individual competence is lacking

William poole believes economics should be taught in schools because students will learn

Amanda, a forensics expert, has been called in to examine blood samples and prints found at a crime scene. she conducts a thorough analysis of the matter using her expertise and knowledge. she then prepares forensic reports to support the police investigation. what type of evidence has amanda provided in this situation? a. real evidence b. testimonial evidence c. direct evidence d. circumstantial evidence