choose the correct option
Attachments:

Answers
Answered by
0
Answer:
1)Then a+b=2 (D)
2)Then ci =1 (A)
Similar questions
Physics,
2 months ago
Math,
2 months ago
Physics,
2 months ago
Political Science,
3 months ago
Geography,
3 months ago
English,
11 months ago
Computer Science,
11 months ago