LA=60° 3 sin3 A-4 Sin A=
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Answer:<A = 60°
Value of 3sin³A - 4sinA
= 3sin³ 60° - 4sin60°
= 3×(√3/2)³ - 4×(√3/2)
= 3×(3√3)/8 - 4√3
= 9√3/8 - 4√3
= (9√3 - 32√3)/8
= (-23√3)/8
••••
Step-by-step explanation:
Answered by
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Step-by-step explanation:
angle A = 60°
3 sin3 A-4 Sin A
3 sin3x 60° - 4 sin60°
3sin180° - 4sin60°
3x0 - 4x√3/2
-2√3
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