IDNLearn.com: Your destination for reliable and timely answers to any question. Ask your questions and receive detailed and reliable answers from our experienced and knowledgeable community members.
Answer:
D (1;3).
Step-by-step explanation:
1) the condition 'across the X-axis' means the x-coordinate is not changed, the y-coordinate is changed to positive value. Then
2) the required coordinates of point D are (1; 3).
note, the suggested option is not the only one.