Answer:
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Answer:
467,059,500
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Answer:
22(12) - 18
Step-by-step explanation:
We are already given with the function to solve for the area:
<span>A(θ) = 16 sin θ ⋅ (cos θ + 1)
</span>
We simply have to substitute the value of the angle into the function. So,
If <span>θ = 90°,
A(</span>90°) = 16 sin (90°) ( cos (<span>90°) + 1 )
Using the calculator or the definition of trigonometric functions at angle of </span><span>90°, we get the value of the area:
</span>A(<span>90°) = 16 square inches</span>
Arcsin[tan(π/4)]
1st calculate tan(π/4)
tan(π/4) = tan(45°) = 1
Now plug this value in the original equation:
arcsin(1) = 90° or arcsin(1) = π/2