Use the distributive property to rewrite the expression.- (-8x - 16y)

A. 4x - 8y
B. -4x - 8y
C. 12x
D. 4x + 8y

Answer: D

Mathematics

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Find the curvature of the space curve.r(t) = ti + (sinh t)j + (cosh t)k 

A. ? = 
B. ? = sinh2 t
C. ? = cosh2 t
D. ? = 

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Find a solution for the equation. Assume that all angles are acute angles.sec ? = csc(? + 46°)

A. 68° B. 23° C. 67° D. 22°

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Using the Law of Cosines, solve for angle C when side a = 8, side b = 8 and side c = 12.

What will be an ideal response?

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Simplify.( + 3)( - 3)

A. 7 - 2
B. 16
C. 4
D. -2

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