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0 votes
1.9k views
in Mathematics by (75.1k points)

If A = (sin2)(sin3)(sin5) then

(a) a > 0

(b) A = 0 

(c) A < 0 

(d) A ≥ 0

1 Answer

+1 vote
by (70.5k points)
selected by
 
Best answer

The correct option (c) A < 0   

Explanation:

A = (sin2)(sin3)(sin5)

considering angles in radian,

sin2 = positive (in 2nd quadrant)

sin3 = positive (in 2nd quadrant)

sin5 = negative (in 4th quadrant)

∴ A = negative value

∴ A < 0.

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