sin 3A = 3sin A is true when A
(a)0°
(b)30°
(c)45°
(d)60°
Answers
Answered by
0
Answer:
0°
Step-by-step explanation:
On substituting 0° in the place of A, we have,
sin 3(0°) = 3 sin (0°)
We know that,
sin(0°) = 0
On substituting sin(0°) in the above expression, we have,
sin 3(0°) = 3 sin (0°)
sin 0° = 3(0)
0 = 0
Therefore, sin3A=3sinA only for A is equal to 0
Answered by
1
Answer:
sin 3A = 3sin A is true when A
(a)0°
(b)30°
(c)45°
(d)60°
Step-by-step explanation:
a)0°
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