Question
Mathematics Question on Trigonometric Identities
If tanα=1/3, tanβ=1/7 and 2α + β = m, then sin 2m is equal.
A
0
B
1
C
2
D
3
Answer
1
Explanation
Solution
The correct answer is(B): 1
If tanα=1/3, tanβ=1/7 and 2α + β = m, then sin 2m is equal.
0
1
2
3
1
The correct answer is(B): 1