is 7 sin square theta + cos square theta equals to 44 show that tan theta is equals to 1 by under root 3
Answers
Answered by
2
Answer:
Step-by-step explanation:
7sin²a+3cos²a=4
Dividing throughou by cos²a
7tan²a+3=41/cos²a
7tan²a+3=4sec²a
7tan²a+3=4(1+tan²a)
7tan²a+3=4+4tan²a
7tan²a-4tan²a=4-3
3tan²a=1
Tan²a=1/3
Tana=1/√3
Similar questions
Art,
6 months ago
Social Sciences,
6 months ago
English,
1 year ago
Science,
1 year ago
Social Sciences,
1 year ago
Social Sciences,
1 year ago