sin(α) = ⁻⁵/₁₃
sin⁻¹[sin(α)] = sin⁻¹(⁻⁵/₁₃)
α ≈ 1.1256π
cos(β) = ²/₅
cos⁻¹[cos(β)] = cos⁻¹(²/₅)
β ≈ 1.6311π
sin(α - β) = sin(1.1256π - 1.6311π)
sin(α - β) = sin(-0.5055π)
sin(α - β) = -sin(0.5055π)
sin(α - β) = -sin(90.99)
sin(α - β) ≈ -0.116
Answer:
Cabral is right
Step-by-step explanation:
Mark me brainleyest plz
Answer:
first option is the correct answer
Step-by-step explanation:
v + w = (-9+1,2-6)
= (-8,-4)
286 ÷ 5 1/2 hours = 286 ÷ 5.5 = 52 final answer
Answer:
95 degrees
Step-by-step explanation:
A and C are acute angles and D is too much
