secθ = 3/2 হলে tanθ = ?
A
2/3
B
√5/2
C
5/2
D
1
উত্তরের বিবরণ
সমাধান:
secθ = 1 / cosθ
⇒ cosθ = 1 / secθ = 1 / (3/2) = 2/3
tan²θ + 1 = sec²θ
⇒ tan²θ + 1 = (3/2)²
⇒ tan²θ + 1 = 9/4
⇒ tan²θ = 9/4 − 1
⇒ tan²θ = 9/4 − 4/4
⇒ tan²θ = 5/4
⇒ tanθ = √(5/4)
⇒ tanθ = √5 / 2
উত্তর: √5/2
0
Updated: 17 hours ago
log5(∛5)(√5) = কত?
Created: 2 weeks ago
A
1
B
1/5
C
6/5
D
5/6
0
Updated: 2 weeks ago
Find the value of log5625
Created: 3 days ago
A
1
B
2
C
3
D
4
log5625 = log554 = 4 log55 = 4
0
Updated: 3 days ago
loga(m/n) = ?
Created: 3 months ago
A
loga m × logan
B
loga m - logan
C
logam+ logan
D
কোনটিই নয়
প্রশ্ন: loga(m/n) = ?
সমাধান:
loga(m/n) = logam - logan
0
Updated: 3 months ago
